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).
--------
Question: Paragraph: Greater use of oil and other fossil fuels causes more pollution.
 Question: When we have less cars on the road the pollution levels 
 Choices: A)decrease 
B)increase

Answer: decrease


Question: Paragraph: If the gas is heated, the particles will move faster as they gain more energy.
 Question: Dana wants the gas to move with as little energy as possible so the particles can move slowly. Dana will then do this to the gas 
 Choices: A)cool 
B)heat

Answer: cool


Question: Paragraph: Larger alkenes have lower boiling and melting points.
 Question: The bigger the alkene the _____ boiling and melting points. 
 Choices: A)lower 
B)higher

Answer:
lower