The answer is:
A. understand that managing the moon landing while the lunar module had 30 seconds left of fuel required intense concentration.
In the excerpts the narrator mentions the lunar module had 30 seconds left of fuel, so the people who were in charge of the moon landing could not make a mistake, a miscalculation or lose their extraordinary focus. For example, one of the narrators states the men "could not afford to be wrong." Otherwise, the mission could have failed.
Cheat . and study .. for the most part
The correct answer is A)
Timothy walks to school everyday, and lives four miles away
(Because ) because if you put which or the others it wouldn’t make any sense
