Expansion, peak, recession, and trough are all periods of the

Economic Cycle

Explanation:

The answer is A business cycle

Explanation:

answer; /// the answer to the first question is (b) it began when people first deliberately seeds; /// and (d); // it gave people a steady food supple for the first time;

i’m   sure probably just geuss and see which one you can get right, i’m pretty sure it is the combination of goods and services