In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

[Q]: Sentence: Clear mucus is secreted before ejaculation to neutralize acidic urine remaining in the urethra. Question: What is secreted before ejaculation to neutralize acidic urine remaining in the urethra?
[A]: clear mucus


[Q]: Sentence: Heart disease is the leading cause of death in the united states. Question: What is the leading cause of death in the united states?
[A]: heart disease


[Q]: Sentence: Individuals do populations gain through births and immigration. Question: What do populations gain through births and immigration?
[A]:
individuals