In the following table the activities with their precedence sequence and expected time (days) are listed for a project on which Carl Betterton's construction company is working:

Activity	Immediate Predecessor(s)	Time (days)
A		7
B	A	4
C	A	6
D	B	6
E	B	4
F	C	4
G	D	6
H	E, F	7

Carl's team should be able to complete the project in _____days.

Critical path activities for Carl's project are

A-B-E-H

A-B-D-G

A-C-F-H