1. Which is the best way to revise and combine sentences 4 and 5 (reproduced below)? These elements created an effect of disillusionment and bitter realism. Many of these elements were brought to Hollywood by German directors fleeing their war-torn land.
A. Many of these elements created an effect of disillusionment and bitter realism they were brought to Hollywood by German directors fleeing their war-torn land.
B. These elements, many of which were brought to Hollywood by German directors fleeing their war-torn land, created an effect of disillusionment and bitter realism.
C. These elements created an effect of disillusionment and bitter realism, many were brought to Hollywood by German directors fleeing their war-torn land. Correct
D. man directors fleeing their war-torn land, which created
Explanation
This version smoothly combines the sentences with a clear, concise structure while retaining all key information.
2. In the context of the passage, what sentence should be inserted immediately after sentence 11 (reproduced below)? Mason counters that the alarm calls from the caged rats were not frequent enough to motivate their peers, but both parties are speculating at this point.
A. No one will ever really know why rats do what they do
B. Mason is probably biased anyway because it was her experiment.
C. More research must be done to arrive at an answer. Correct
D. Some scientists will complain no matter what
Explanation
This sentence logically follows the speculation mentioned, suggesting a need for further study to resolve the debate.
3. Which is the best version of the underlined portion of sentence 12 (reproduced below)? Mason's new study is one of many that are changing how scientists think about empathy and altruism, namely: that such characteristics are not limited to people, as they once thought.
A. (as it is now)
B. altruism: namely
C. altruism, namely, Correct
D. altruism-namely,
Explanation
altruism, namely,' correctly uses commas to set off 'namely' as an appositive, improving clarity.
4. Where would the following sentence best fit in the passage? The results of two new experiments suggest that rats are surprisingly selfless.
A. After sentence 1
B. After sentence 3
C. After sentence 8 Correct
D. After sentence 11
Explanation
After sentence 8, it directly supports Mason's claim about altruistic behavior in rats.
5. In context, how should the underlined part of sentence 6 (reproduced below) be revised? The rats eating the chocolate themselves.
A. would have eaten
B. could have eaten
C. had eaten
D. have eaten Correct
Explanation
have eaten' corrects the fragment and aligns with the present tense narrative of the experiment.