Which of the following is a synonym for the circulatory system?
O
A. a. Respiratory system
OB. b. Endocrine system
O
c. c. Integumentary system
O
D. d. Cardiovascular system

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.

After having your fifteenth candy bar we can assess that you would have? a. negative utility b. high utility c. low utility d. a sixteenth candy bar

This is the largest and most populous country of the caribbean region. puerto rico dominican republic cuba haiti