An urban community clinic wants to try a new method of getting drug addicts to kick their addiction. They advertise for participants in their lobby, and start the first 20 volunteers on the program. Three months later, they find that 65% of the volunteers are off drugs. This example illustrates the possibility of as a plausible rival hypothesis.

"Selection" is the correct answer.

Explanation:

50% because no one is smart enough to relize that money makes the world go round and 99% of the earth hates donald trump the other 1% is the republicans go figure right

whitch constitution would be inadequate as a basis for government today?

the answer would be a) it only allowed catholics to be in government.