Identify Each of the Following Actions as Representing Either Saving

Identify each of the following actions as representing either saving or investment.
a. Fred uses some of his income to buy government bonds.
b. Julie takes some of her income and buys mutual funds.
c. Alex hires a contractor to add two additional examination rooms to his dental office using borrowed funds.
d. Elaine uses some of her savings to buy stock for her new clothing boutique.
e. Henrietta hires a builder to construct a new home using borrowed funds.