instruction:
In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
question:
Question: Which of these is the BEST sign that the fall season has begun? Answer: Leaves changing color on trees
answer:
Leaves changing color on trees of these is the best sign that the fall season has begun.

question:
Question: Supercontinents have formed at least how many times in earth history? Answer: five
answer:
Supercontinents have formed at least five many times in earth history.

question:
Question: Matching donor and recipient blood types is important because different blood types have different types of what? Answer: antibodies
answer:
Matching donor and recipient blood types is important because different blood types have different types of antibodies.