What is the expected activity cost for a projecct having a most likely cost of $140, a best case sce

What is the expected activity cost for a projecct having a most likely cost of $140, a best case scenario of $115, and a worst case scenario of $165?

A.
$115

B.
$138

C.
$140

D.
$165

Explanation:
EC=(140+115+165)/3