Portraits were considered extremely important in early history because they were
a. a sign of wealth and recognition.
b. the only method for recording images of people.
c. the only accepted form of art, and therefore the only method for artists to earn an income.
d. popularized by rembrandt, who was and is considered the greatest philosopher of the renaissance.

Read the excerpt from the building of manhattan. the heater cranked the blower handle to force air up through the fire and heat the rivets in the furiously burning bed of coals. he knew how hot the rivets were by the way their color changed. cherry-red rivets were 1,000 to 1,950 degrees fahrenheit. at the right moment he grabbed one in his tongs and tossed it to the catcher. which phrase cannot be changed in a paraphrase of this text? “the furiously burning bed of coals” “by the way their color changed” “1,000 to 1,950 degrees fahrenheit” “force air up through the fire and heat”