Read the section "Checking The Computer And Abort Systems." Which sentence from the section supports the conclusion that SpaceX's rockets are safer than earlier spacecraft?

A
Behnken and Hurley checked the capsule's computer systems and turned on Crew Dragon's abort system.
B
Now, spacecraft have an abort system to help save the astronauts if there is a problem with the spacecraft.
C
However, it does have controls for the astronauts to use if they need them.
D
He and his crewmates left the flag there on NASA's last mission to the ISS.
PLEASE ANSWER QUICKLY

D

Explanation:

He and his crewmates left the flag there on NASA's last mission to the ISS.

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in the story "marionettes inc," in the last line of the story, braling two is referred to by the narrator as the "someone." what does this new identifier imply and how does it add to the drama of the closing scene?

comfortable

explanation:

one type of the adjectives is predicate adjective. a predicate adjective is an adjective which follows a linking verb and modifies or refers back to the main subject of that linking verb.

it usually is used just before the noun it modies.

here in this example:

'penguins seem comfortable in the coolest habitats', comfortable is the predicate adjective which follows the linking verb 'seem' and modifies the noun.