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).
Q: Paragraph: The hotter a main sequence star is, the brighter it is.
 Question: Mona is an astronomer who looks at stars for a living. If she is observing how hot certain stars are and she notices that one is hotter then the others, what does that say about the brightness of that star? 
 Choices: A)it's dimmer 
B)it's brighter
A:
it's brighter