Answer:
D
Explanation:
Complete abstinence would mean no chance of pregnancy with only 1 exception in the entire history of mankind. No chance of C.
Complete abstinence should eliminate B.
I don't believe A to be true. Sometimes it is, most time not. I wouldn't choose A.
I think you are stuck with D
Answer;-The above statement is true.
A scientific theory must be supported with empirical evidence.
Explanation;-A scientific theory is a specific type of theory used in the scientific method.-Every scientific theory starts as a hypothesis. A scientific hypothesis is a suggested solution for an unexplained occurrence that doesn't fit into a currently accepted scientific theory. -A hypothesis is an idea that hasn't been proven yet. If enough evidence accumulates to support a hypothesis, it moves to the next step; known as a theory, in the scientific method and becomes accepted as a valid explanation of a phenomenon.