If the production possibilities curve is a downward-sloping ...

[Wadzanai]

If the production possibilities curve is a downward-sloping straight line, that would indicate
 a. that society cannot decide which good it prefers
  b. an absence of scarcity
  c. constant opportunity cost
  d. inefficiency
  e. specialization

Question 2

The concave shape of a production possibilities frontier showing possible output levels of good A and good B indicates that if the economy produces more and more of good B,
 a. larger and larger amounts of good A must be sacrificed
  b. smaller and smaller amounts of good A must be sacrificed
  c. more of good A will be produced
  d. the amount of resources available in the economy must be increased
  e. there must be an improvement in technology

[juicepod]

Answer to Question 1

C

Answer to Question 2

A

[Wadzanai]

Excellent

[ricroger]

Gracias!