How is a scientific law different from a scientific theory? A.
A theory cannot be disproved but a law can be disproved.
B.
A theory becomes a law after a long period of time has passed.
C.
A theory is used for biology and chemistry and a law is used for physics.
D.
A theory is why something happens and a law is how something happens.

The answer should be D.

Explanation:

Scientific law is the explanation of a phenomena

I believe the answer is :D. precise words and phrases

Revising voice in writing is being done in order to ensure that the dialogue exist in the writing is light and could be understood by the target demographic of the writing. This mean that the words and phrases do not need precise as long as it could communicate the content of the writing.