In One Year, a Firm Increases Its Production by $9

Multiple Choice

In one year, a firm increases its production by $9 million and increases sales by $8 million. All other things in the economy remaining the same, which of the following is true?

A) GDP increases by $8 million and inventory investment decreases by $1 million.
B) Inventory investment decreases by $1 million.
C) GDP increases by $9 million and inventory investment increases by $1 million.
D) GDP increases by $17 million.
E) GDP increases by $8 million and investment increases by $1 million.