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).

Paragraph: Inhaling, or breathing in, increases the size of the chest, which decreases air pressure inside the lungs.
 Question: Bob releases a deep breath, so that his lungs will have more painful pressure, making the size of Bob's chest 
 Choices: A)decrease 
B)increase
decrease

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: David is getting ready to fly into space on a rocket. As the rocket shoots upwards, part of the mass falls away, allowing the rocket to go 
 Choices: A)higher 
B)lower
higher

Paragraph: When we add resistors in parallel to each other the total resistance decreases and the current increases.
 Question: Dean turns the current up a lot, expecting that the resistance will 
 Choices: A)shrink 
B)grow
shrink