John f. kennedy replaced eisenhower's concept of massive retaliation with a response strategy.

Nationalism led to major conflicts following world war i, especially when:

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.

According to the article, what did plato and aristotle have in common?