A project manager is uncertain about the duration of a new product and consults several groups of subject matter experts (SMEs). The first group advises that development can be finished in 25 days. The second group identifies some risks that could make the duration up to 40 days. The third group proposes a new development method that can shorten the time to 10 days.

What is the estimated development duration for the new product?

A. 23 days

B. 30 days

C. 25 days

D. 27 days