Requires coordination among government departments and agencies, as well as cooperation toward common objectives across commands

a)unified direction

b)unity of decision

c)unity of effort

d)unified action

"Unity of effort" requires coordination among government departments and agencies, as well as cooperation toward common objectives across commands.

Option C

Explanation:

At the national level the unity of effort is basically a cooperative effort involving a number of departments and agencies of the United States Government. "Unity of effort" is about teamwork and collaboration directed towards common goals although participants do not generally form part of the same command or organisation that is the result of effective unified action.

The aim of promoting cohesion of action is to generate a ellaborative consensus approach while applying national power instruments towards common goals. The unity of  effort is a continuous process which demand constant effort to sustain inter-organizational  relationships.

what

explanation:

if you use only 25 for your entertainment and only 200 for the groceries that you really need and take out the 50 per month for the computer then that should be enough