What u. s. state has several tropical rain forests?
a. north carolina
b. hawaii
c. texas
d. oregon

How many countries have portuguese as a national language?

Plants in the tundra biomes have had to adapt to live long periods of time without a. cool temperatures b. sunlight c. oxygen d. water

All of the following came out of china and were exchanged along the silk road, except a. papermaking b. block printing c. buddhism d. compasses select the best answer from the choices provided a b c d