Given that a shape is a parallelogram, which of the following is sufficient to state that it is also a rectangle? a. the opposite sides are of equal length. b. the diagonals are of equal length. c. the opposite sides are parallel. d. the diagonals bisect each other. select the best answer from the choices provided

I believe the answer is C! The opposite sides are parallel

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city.