Why are the origins of Ghana disputed

Which choice describes some of the difficulties john adams faced as presiden

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.

Can someone me out with this , i'm putting 30 points on it