pleas answer both

Question 8 1 pts Here are three statements about the quantity equation. Which ones are TRUE? (Choose one or more) O The quantity equation is a mathematical representation of the quantity theory of money that has its roots in the work of the early monetary theorists, including the philosopher and economist David Hume (1711-1776). O The transactions velocity of money is a real variable. O The quantity equation is an identity, since the definitions of the four variables make it true. Question 9 1 pts Which statement about the simple quantity theory of money is FALSE? (Choose one) The size of the stock of money determines the price level. The growth rate of the stock of money determines the inflation rate. O The size of the stock of money is an endogenous variable in this model