Why does the author of Exploring the Titanic give background information about his youth and education?

O

to show his lifelong love for the ocean

to indicate the importance of marine research

to describe how to become a marine geologist

to compare his experiences with other explorers

In what ways is crooks even more lonely than the other men on the ranch

Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.

Ihave no idea what the explanation is.