John can produce 20 shoes or 200 shirts. Mike can produce 100 shoes or 200 shirts. What is John's opportunity cost for 1 shoe in terms of shirts given up?

Which of these works from the italian renaissance exhibits contrapposto?

What challenges did the united states face during the great depression? check all that apply. high debt high wages high unemployment a decline in the value of money and goods increased job stability failures of businesses and banks

What is generally true of the lower house in a state legislative branch?