What effect did the invention of the cotton gin have on cotton production in the years between 1790 and 1820? a.)cotton production grew very quickly, so that it was ten times higher in 1820. b.)cotton production slowly declined because of the high cost of cotton gins. c.)cotton production shrank very quickly because of the high costs of labor. d.)cotton production remained almost the same from 1790 to 1820.

Ascientist successfully predicts the outcome of an experiment. you watch carefully and know he didn't cheat. the scientist's success shows that: a) the scientist knows absolute truth about this experiment; success is not possible unless you know the truthb) the scientist was just lucky; no one ever knows what's going on, so successful predictions require luckc) the scientist may know the truth, or at least know something that is close to the truth, or the scientist may have gotten lucky this time; you can't be absolutely sured) the scientist really was cheating, even though you didn't see the cheating; no one can get things right, except by cheatinge) the scientist spent the night at a particular hotel chain and go a free breakfast, giving the scientist the ability to do amazing things