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: Rock containing fossilized seashells found on a mountaintop of the following provides the best evidence that earth has evolved over geologic time. Question: Which of the following provides the best evidence that Earth has evolved over geologic time?
[A]: rock containing fossilized seashells found on a mountaintop


[Q]: Sentence: Co2 gas is released into the atmosphere when fossil fuels are burned. Question: What gas is released into the atmosphere when fossil fuels are burned?
[A]: co2


[Q]: Sentence: Some meteorites are made of iron and nickel and are thought to be very similar to the core of the earth. Question: Some meteorites are made of iron and nickel and are thought to be very similar to what part of the earth?
[A]:
core