In the Aggregate Production Function,the Symbol "A " Represents an Index

Multiple Choice

In the aggregate production function,the symbol "A " represents an index of how efficiently the economy transforms capital and labour into real GDP."A" measures the influence

A) of any factor that determines real GDP.
B) of the quantities of capital and labour that determine real GDP.
C) of any factor that determines real GDP other than the quantities of capital and labour.
D) of the quantities of capital and labour that determine real GDP, holding other factors constant.