QUESTION: answer this: who was the president that bought the louisiana purchase??

ANS: Thomas Jefferson

QUESTION: answer this: who played the lion in the wiz with michael jackson??

ANS: Ted Ross

QUESTION: answer this: the pre-industrial level of co2 in the atmosphere in ppmv is about??

ANS: 260280 ppmv

QUESTION: answer this: when was the birth control pill made available??

ANS:
in the 1960s