$$Dave$\text{'}$s latest start$($LS$)$ and latest finish$($LF$)$ are:

Part $11$Part $12$Part $13$Part $14$Part $15$Part $16$Part $17$

Activity

LS

LF

H

$15$

$$

enter your response here

G

$13$

$$

enter your response here

F

$10$

$$

enter your response here

E

$8$

$$

enter your response here

D

$14$

$$

enter your response here

C

$11$

$$

enter your response here

B

$0$

$$

enter your response here

A

$6$