How Easy Would It Be for Future Astronauts to Psychologically

Multiple Choice

How easy would it be for future astronauts to psychologically adapt to living on Mars?

A) fairly easy because the Martian day is only about 40 minutes longer than the terrestrial day
B) extremely easy because the Martian day is exactly the same length as the terrestrial day
C) very difficult because the Martian day is much longer than the terrestrial day
D) very difficult because the Martian day is much shorter than the terrestrial day