A firm has the following investment alternatives. Each one lasts a year.

$\backslash$table$[[$Investment$,$A$,$B$,$C$],[$Cash inflow,$$920,560,600],[$Cash outflow,$$800,500,500]]$

The firm's cost of capital is $9$ percent. A and $B$ are mutually exclusive, and $B$ and $C$ are mutually exclusive.

a$.$ What is the NPV of investment A$?$ Investment B$?$ Investment C$?$ Use Appendix B to answer the questions. Use a minus sign to enter negative va your answers to the nearest cent.

A: $

B: $

C$.$ $

b$.$ What is the internal rate on investment A$?$ Investment B$?$ Investment C$?$ Round your answers to the nearest whole number.

A: $\%$

B: $\%$

C: $\%$

c$.$ Which investment$($s$)$ should the firm make?

The firm should make investment$($s$)$

d$.$ If the firm had unlimited sources of funds, which investment$($s$)$ should it make?

The firm should make investment$($s$)$

e$.$ If there were another alternative, investment D$,$ with an IRR of $8$ percent, which investment$($s$)$ should the firm make?

The firm should make investment$($s$)$

f$.$ If the firm's cost of capital rose to $14$ percent, what effect would that have on investment A$\text{'}$s IRR? Round your answer to the nearest whole numl If the cost of capital rises to $14$ percent, the IRR of investment $A\%.$