please have submited this $4$ times and have no gotten a right answer please help will rate just look at images

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You are considering the following two projects and can take only one. Your cost of capital is $11\mathrm{.}4\%.$ The cash flows for the two projects are as follows $($ $ million$)$: $.$

a$.$ What is the IRR of each project?

b$.$ What is the NPV of each project at your cost of capital?

c$.$ At what cost of capital are you indifferent between the two projects?

d$.$ What should you do$?$

Data table

$($Click on the following icon in order to copy its contents into a spreadsheet.$)$

$\backslash$table$[[$Project$,$Year $0,$Year $1,$Year $2,$Year $3,$Year $4],[$A$,-$$$101,$$$23,$$$28,$$$40,$$$52$