There are three paths on a network diagram. The duration of path ACF is 21 days. The duration of path ADGH is 23 days. The duration of path BEH is 19 days. Below is the information to make a crashing decision.

Activity	Max. days of crashing	Crashing cost per day
			A	1	2350
B	3	800
C	3	1800
D	2	2575
E	2	2050
F	1	1600
G	4	2200
H	2	2450

Given the above information, the first activity's to be crashed is [A] (simply show an activity alphabet) for [B] day(s) (simply show a number. if you believe you can crash multiple time for the first activity, please show total. ) with a cost of [C] (simply show a number) per day.

Answer For A-

Answer For B-

Answer For C-