RPG Printers Ltd is the printer of many academic textbooks. Mokone is employed as an offset printer operator at RPG Printers. He is paid R$100$ per hour for normal time and time and a half for all work in excess of the normal $40$ hours per week. During the past week, Mokone was idle for two hours due to machine breakdowns and was idle four hours due to materials shortages. Rudy was clocked in for $40$ hours last week. The apportionment of Mokone's wages for the past week would be $...$

a$.$

R$3800$ to direct labour and R$200$ to production overheads.

b$.$

R$4000$ to direct labour and R$0$ to production overheads.

c$.$

R$3400$ to direct labour and R$600$ to production overheads.

d$.$

R$3600$ to direct labour and R$400$ to production overheads.