Be sure to type the correct answer such as a$,$ b$,$ c$,$ d$,$ or e$.($Do not type your answer.$)$

Ensure your answers adhere to the multiple$-$choice format, even if you encounter different decimal points.

$\backslash$table$[[$Activity$,$Duration,Immediate$],[$A$,4,],[$B$,2,$A$],[$C$,9,$A$],[$D$,4,$B$,$ C$]]$

The critical path for the project is

a$)A-B-C-D$

b$)A-B-D$

c$)A-C-D$

d$)A-C-B-D$

e$)A-B-D-C$

The duration for the project is

a$)17$

b$)18$

c$)19$

d$)20$

e$)21$