Q$1)$ Consider the following statements:

a$.$ PERT is activity$-$ oriented and adopts deterministic approach.

b$.$ CPM is event$-$oriented and adopts probabilistic approach.

c$.$ PERT is event$-$oriented and adopts probabilistic approach.

Which of the above statements is$/$are correct?

Select one:

CPM activity oriented

a$.1$ only

b$.1$ and $2$

c$.2$ and $3$

d$.3$ only