Yvette is the project manager for a software project. She and her team are determining the activity duration estimates for the project. She has requested that each team member determine the estimates by multiplying the quantity of work to be performed by the known historical productivity rate of the individual department. Yvette has asked her team to generate the estimates using what technique?

A: Parametric estimating B: Analogous estimating C: Three-point estimating D: Expert judgment