Resource requirements planning (RRP):.
a. is a long-run, macro-level planning tool.
b. checks the feasibility of the master production schedule.
c. checks the feasibility of the materials requirement plan.
d. is a long-range materials plan that translates annual business plans

d. is a long-range materials plan that translates annual business plans

Explanation:

Resource requirement planning (RRP) is a tool adapted by business planner which helps in the conversion of production plan of an industry into important resources such as  man hours, machine hours, storage, standard cost dollars e.t.c.

Companies need it to manage the type and quantity of materials the purchase which would help them to produce goods at a lowest possible cost while meeting the consumers needs regarding to the product.

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