Given the task definition and input, reply with output. 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 more branching there is in isomers, the lower the boiling and melting points are.
 Question: If Jim is trying to lower the melting point of an isomer, what should he do to the number of branching points of the isomer? 
 Choices: A)decrease them 
B)increase them
increase them