Critical Activities and Project Duration: Using the attached project data table (with monetary values in MGA), how do I identify critical activities and calculate the duration of each path in the project? I need clear instructions and Excel formulas for determining these critical activities and path durations.

Activity	Description	Predecessors	Duration (Weeks)	Accelerated (Weeks)	Resources (MGA)	Accelerated Cost (MGA)
A	Selection of Microcredit Office Location	None	4	2	200000000	400000000
B	Development of Organizational and Budgetary Plan	None	6	3	150000000	300000000
C	Human Resources Staffing Requirements	B	4	2	70000000	140000000
D	Physical Resources Office Design	A,C	5	3	12000000	24000000
E	Physical Resources Interior Construction	D	9	4	25000000	50000000
F	Human Resources Select Staff to Transfer	C	3	2	12000000	24000000
G	Human Resources Hire New Employees	F	5	3	15000000	30000000
H	Systems Assign Passwords/Codes	F	3	2	3000000	6000000
I	Tesoreria Apartar los recursos de acuerdo al presupuesto	B	6	3	12000000	24000000
J	Human Resources Train New Staff	E,G	4	2	8000000	16000000
K	Physical Resources Development of Advertising	I	2	1	25000000	50000000
L	Physical Resources Distribute Advertising to Media	K	3	2	12000000	24000000
M	Assignment of Responsibilities	J	2	1	2000000	4000000
N	Opening of New Office	M, H, I	1	1	16000000	32000000