Benjamin Graham is the type of stock market investor who focuses on factors such as a company's book value, debt load, return on equity, and cash flow. In searching for stock investments, he looks at a company's historical performance and attempts to find undervalued stocks. This information indicates that Benjamin is the type of investor known as

a$.$

a growth investor.

b$.$

a premium investor.

c$.$

an earnings investor.

d$.$

a value investor.