Which of these events happened before the u. s. constitution was adopted?

a. the united states enters world war i.
b. the u. s. civil war begins.
c. harvard college is founded.
d. the united states drops atomic bombs on two japanese cities.

The correct answer is C. The event that happened before the U.S. Constitution was adopted (on March 4, 1789) was the foundation of Harvard College.

Explanation:

Harvard University is a private university located in Cambridge, near Boston, in Massachusetts. Founded on October 28, 1636, it is the oldest higher education institution in the United States.

It is part of the Ivy League, an informal grouping of eight universities on the East Coast. More than 70 of its students have received a Nobel prize. The teaching staff is made up of 2,497 teachers, for 6,715 undergraduate students and 12,424 graduate students.

answer: b.

explanation:

it increase by 12% a year from 1812-1820