Which of the following reserves, monuments, or parks are attributed to the efforts of president roosevelt? (multiple answers)
a) hoover dam
b) grand canyon
c) niagara falls
d) devil's tower
e) pelican island

Which document did the second continental congress send to king george iii to reaffirm colonists’ allegiance to him, but not to parliament?

Which statement best describes nelson mandela.

You are given the first four terms of an arithmetic sequence. why might you use a recursive formula? why might you use an explicit formula? under what conditions might a recursive formula be preferred over the explicit formula? under what conditions might an explicit formula be preferred over the recursive formula? pleasss ! sorry if it's a long question: (