Jabez Contractors installs network routers. Using the CPM method and in reference to the table provided comment on the expected completion time of the project and identify the activities that need to be prioritised by the project manager. (No diagram is required) Table 1: Project Installation

Activity	Predecessor	Optimistic	Most likely	Pessimistic	Estimated time
A	-	4	7	10	7
B	-	2	9	10	8
C	A, B	2	5	8	5
D	C	16	19	28	20
E	C	6	9	24	11
F	E	1	7	13	7
G	C	4	10	28	12
H	D, F	2	5	14	6
I	G	5	8	17	9
J	H, I	2	5	8	5