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: Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.
 Question: Kathy did some experiments on two different alkanes and one of the alkanes had twice as many carbon atoms than the other. She would notice that which alkane would require a lower temperature to melt 
 Choices: A)alkane with fewer carbon atoms 
B)alkane with more carbon atoms?
alkane with fewer carbon atoms

Paragraph: Inhaling, or breathing in, increases the size of the chest, which decreases air pressure inside the lungs.
 Question: If Mona is running a race and her chest expands, what happens to the amount of air pressure in her lungs? 
 Choices: A)increases 
B)decreases
decreases

Paragraph: The more carbon atoms a hydrocarbon has, the greater the number of isomers.
 Question: Eric has a hydrocarbon with 20 carbon atoms. Rita has a hydrocarbon with 35 carbon atoms. Whose hydrocarbon has more isomers? 
 Choices: A)Eric 
B)Rita

Rita