The first question is answer b
The second question is answer c
Answer:
The United States sent more and more troops to Vietnam in the 1960s, The United States took over the defense of South Vietnam and The Gulf of Tonkin Resolution gave the president more authority to get involved in Vietnam.
Explanation:
Sorry if i'm wrong
Cahokia is a known historic site that can be found in Illinois, United States. Tribes lived in this place during the 17th century and they became the most influential urban community during this time. Mound Builders was also known as Cahokia tribe, they move to other place and decline to stay due to weather condition and tribal warfare. They started moving in different regions.
Line 1, this is math not social studies?
Answer:
B
Explanation:
The climate dried and made farming and grazing very hard.