Eisenhower believed that if one southeast asian nation fell to communism, others would follow. what was this belief?

a. the containment theory
b. the vietnam syndrome
c. the domino theory
d. massive retaliation

an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.

c. it required that townships set aside land for public schools.

i'm asking the same thing i asked this other cat all of

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.