Knowledge and skills are part of ________ in an economy

Empirical evidence across numerous countries indicates that changes in the ________ are associated with nearly equiproportional changes in ________

A) money supply, real GDP per year B) money supply, price level C) price level, money supply D) real GDP per year, income velocity of money

In the above figure, what is the profit-maximizing output and price?

A) 8, $7 B) 10, $8 C) 12, $10 D) 10, $10