Teacher: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).
Teacher: Now, understand the problem? Solve this instance: Paragraph: To reduce friction, oil is added to the engine.
 Question: If Milo's engine is running hot, how will draining the oil affect friction? 
 Choices: A)increase 
B)reduce
Student:
increase