What was part of Mao's Great Leap forward initiative? A. Preventing couples from having more than one child
B. Expanding agriculture by installing collective farms
C. Putting a man on the moon to complete with the Soviet Union
D. Reducing tariffs to increase trade

NO NEED FOR EXPLANATIONS. PLEASE MENTION IF IT'S EITHER A, B, C or D! Thank you!

Chairman Mao Zedong launched the campaign to reconstruct the country from an agrarian economy into a communist society through the formation of people's communes. Mao decreed increased efforts to multiply grain yields and bring industry to the countryside.

i think D

Explanation:

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.

on this day in 1913, henry ford installs the first moving assembly line for the mass production of an entire automobile. his innovation reduced the time it took to build a car from more than 12 hours to two hours and 30 minutes.