I believe its A because that just makes the most sense
I am jewish by the way
Here is the excerpt from A Rumor of War which best illustrates Vietnam's uncomfortable climate:
<span><em>The tedium was occasionally relieved by a large-scale search-and-destroy operation, but the exhilaration of riding the lead helicopter into a landing zone was usually followed by more of the same hot walking, with the mud sucking at our boots and the sun thudding against our helmets while an invisible enemy shot at us from distant tree lines.</em></span>
D) it extended support to elderly citizens
The answer is true.
Explanation is that I just learned about this topic last week and passed the test with this question on it.