$3)$ A factory gets a shipment of parts and raw materials in one week and needs to operate around the clock and pay its workers overtime to meet its production quota for the month. During the following week, no parts or raw materials are delivered, so the same factory lies idle and workers get paid their regular wages despite having nothing to do$.$ Which of the following best characterizes this factory's problem?

a

A complexity problem

b

An over$-$specialization problem

c

A logistics problem

d

A leadership problem