Unit 3 ap world history test need help ASAP Please

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.

During the 1960s, the government of modern egypt built the aswan high dam to store water for drinking and irrigation, control flooding, and generate hydroelectric power.

Jim has 16 books doug has 10 fewer books than jim how many books does doug have?