You've recently been assigned to manage a marketing project to brand a sustainable development program. Even though you are just starting your effots, the sponsors are concerened about the likelihood of reaching planned milestones during the project. They are wondering how you will go about estimating.

You’ve recently been assigned to manage a marketing project to brand a sustainable development program. Even though you are just starting your effots, the sponsors are concerened about the likelihood of reaching planned milestones during the project. They are wondering how you will go about estimating.

A. Uses bottom-up estimating techniques

B. Is used most frequently during project executing

C. Uses top-down estimating techniques

D. Calculates estimates using actual detailed historial costs