One plant produces a finished product FG##. Assume the required safety stock of FG## is 300 and the current stock of FG## is 200. If the plant receives a customer order for 200 of FG##, please determine the quantities of FG## to be produced.

a. Quantity of FG## to be produced: 400

b. Quantity of FG## to be produced: 0

c. Quantity of FG## to be produced: 500

d. Quantity of FG## to be produced: 600

e. Quantity of FG## to be produced: 300

f. None of them

g. Quantity of FG## to be produced: 200

h. Quantity of FG## to be produced: 700