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.

Input: Consider Input: Question: Which of the following has changed over the last 200 years primarily due to human activity? Answer: the composition of the atmosphere

Output: The composition of the atmosphere has changed over the last 200 years primarily due to human activity.


Input: Consider Input: Question: What is the name of the location in which a stream or river starts? Answer: source

Output: Source is the name of the location in which a stream or river starts.


Input: Consider Input: Question: Biomass can also be processed to make what kind of fuel? Answer: biofuel


Output: Biomass can also be processed to make biofuel.