Country a and Country B Both Increase Their Capital Stock

Multiple Choice

Country A and country B both increase their capital stock by one unit.Output in country A increases by 12 while output in country B increases by 15.Other things the same,diminishing returns implies that country A is

A) richer than Country B.If Country A adds another unit of capital,output will increase by more than 12 units.
B) richer than Country B.If Country A adds another unit of capital,output will increase by less than 12 units.
C) poorer than Country B.If Country A adds another unit of capital,output will increase by more than 12 units.
D) poorer than Country B.If Country A adds another unit of capital,output will increase by less than 12 units.