Which factor most contributed to the decline of Rome? A.
over-reliance on troops recruited from non-Roman peoples
B.
the decay of Roman engineering skills
с.
changing patterns of trade
D
climate change

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.