The answer for your question would be A for the plato users
"Dad, it is just too hot to work in the garden." Dave grumbled as he hoed grass beside his father. He continued, "We could get a hot stroke from the sun."
Answer:
gives the background and purpose of an experiment.
Explanation:
Science can be defined as a branch of intellectual and practical study which systematically observe a body of fact in relation to the structure and behavior of non-living and living organisms (animals, plants and humans) in the natural world through experiments.
The introduction in a science text gives the background and purpose of an experiment.
I believe the answer is pace.
