An investor has a budget of $$80$ million. He can invest in the projects shown below. If the cost of capital is $5\%,$ what investment or investments should he make using the PI index?

Project Initial Investment Cash Flow

A $$42$ million $$24$ million per year for three years

B $$24$ million $$9$ million per year for eight years

C $$30$ million $$12$ million per year for six years

Question $3$ options:

Project B and Project C

Project A and Project C

Project A

Project B