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: Objects with greater mass have a stronger force of gravity.
 Question: The moon has a _____ force of gravity than the sun. 
 Choices: A)weaker 
B)stronger
Student:
weaker