How does trade benefit the two parties involved?

a.

Trade benefits both parties, but not always equally.

b.

Trade benefits the buyer more than the seller.

c.

Trade benefits both parties equally.

d.

Trade benefits the seller more than the buyer.

What is the opportunity cost of an item?

a.

the number of hours needed to earn money to buy it

b.

always less than the dollar value of the item

c.

what you give up to get that item

d.

always equal to the dollar value of the item