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: As humidity increases, the water potential gradient across the inside and outside the leaf become more equal, and so the rate of transpiration decreases.
 Question: Ian wants the transpiration rate to decrease in his leaves, so he will do what with the humidity levels 
 Choices: A)decrease them 
B)increase them
Student:
increase them