You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

Q: Paragraph: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.
 Question: Ray was traveling in rocket leaving orbit. He keeps the empty fuel containers on board so the ship can fly 
 Choices: A)higher 
B)lower

A: lower
****
Q: Paragraph: In general, fossils in older rocks are less similar to modern organisms.
 Question: John was comparing different fossils in his collection one day. If he were to compare characteristics of a very old fossil in his collection to a newer fossil in his collection, what would he find? 
 Choices: A)high similarity 
B)low similarity

A: low similarity
****
Q: Paragraph: The density of the atmosphere decreases with an increase in the height above sea level (altitude).
 Question: the pilot was looking at the barometer in his airplane. he saw that with an increase in height made the density be 
 Choices: A)higher 
B)lower

A:
lower
****