Answer:
a
Explanation:
because effect means what happened or the consequence
Millions of patients donate tissue altruistically for research, but doctors and researchers can’t know at the outset whose donation, if any, will end up making money. That’s not to say that there aren’t times when compensation is appropriate.
Women were free to do what they wanted such as partying and men played jazz<span />
I would go with choice D) or the fourth option because that shows that the job is so dangerous they have to look at each other to make sure neither one of them has anything dangerous in their hands.