Answer:
According to the Presidential Succession Act of 1792, should the offices of president and vice president both become vacant, the president pro tempore would have succeeded to the presidency, followed by the Speaker of the House. This line of succession remained in effect until 1886.
Explanation:
I believe the answer is C. the Jamestown settlement. If not its D.
Answer:
"No one knew for sure how to get to the moon, how to land, or get home."