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: The closer together the particles in a longitudinal wave are, the greater the amplitude.
 Question: Causing particles in a longitudinal wave to come together causes the amplitude to 
 Choices: A)decrease 
B)increase
increase

Paragraph: Bacteria with a mutation the helps resist antibiotics increase in numbers, so the mutation becomes more common.
 Question: Eric notices an decrease in antibiotic resistance in a certain bacteria. The mutation that causes the resistance has become _____ common 
 Choices: A)more 
B)less
less

Paragraph: Thicker wires offer less resistance.
 Question: If Mona is building a new electrical system and she installs thicker wires then were previously there, what can she expect to happen to the resistance of the system? 
 Choices: A)increase 
B)decrease
decrease