The answer would be offspring. Why? When a sperm and an egg meets, it creates a zygote.
Strength training twice a week will help you develop muscles and increase bone strength
In general, for most things, A would be correct (Any time of the day). It kind of depends on what you ar collecting the sample for. I think the earlier the better but it doesnt usually matter.
Answer:
In the scientific method, observations lead to questions that require answers. In the scientific method, the hypothesis is a testable statement proposed to answer a question. In the scientific method, experiments (often with controls and variables) are devised to test hypotheses.