Assume that a project manager expects to finish a project in 21 days as shown in the table below. However, the owner of the project wants it in 14 days and any period after 14 days the project manager has to pay penalty cost of $100 per day. Indirect project costs = $250 per day. Project Activity and Cost Data Activity Normal Normal Crash Crash Immediate Time Cost Time Cost predecessor(s) (days) ($) (days) ($) D 5 1000 4 1200 B 15 800 3 2000 2 600 11 900 , D 3 1500 2 2000 B E 5 900 3 1200 C, D F 2 1300 1 1400 E G 3 900 3 900 E H 5 500 3 900 G The shortest time to finish the project. Select one: a. 20 days b. 21 days O C. 14 days d. 7 days