Answer:
A one-lens eyeglass.
Explanation:
That is what a monocle is
Answer:
He vigorously promoted the conservation movement, emphasizing efficient use of natural resources. He dramatically expanded the system of national parks and national forests. After 1906, he moved to the left, attacking big business, proposing a welfare state, and supporting labor unions
Explanation:
Answer:
D
Explanation:
Americas involvement in war.