Table 104 Table 104 Lists Data for the Production of Apple IPods

Table 10.4
$$\begin{array} { | c | c | c | c | c | c | c | } \hline \begin{array} { c } \text { Quantity of } \\\text { labour }\end{array} & \text { Output } & \boldsymbol { M P } _ { \mathbf { L } } & \text { Price } & \begin{array} { c } \text { Total } \\\text { Revenue }\end{array} & \boldsymbol { M R P } _ { \mathbf { L } } & \text { Wage } \\\hline 0 & 0 & - & \$ 200 & \$ 0 & - & \$ 500 \\\hline 1 & 6 & 6 & 180 & & & 500 \\\hline 2 & 11 & 5 & 160 & & & 500 \\\hline 3 & 15 & 4 & 140 & & & 500 \\\hline 4 & 18 & 3 & 120 & & & 500 \\\hline 5 & 20 & 2 & 100 & & & 500 \\\hline 6 & 21 & 1 & 80 & & & 500 \\\hline\end{array}$$ Table 10.4 lists data for the production of Apple iPods. Apple is assumed to be a price maker, so to increase its sales of iPods the firm must lower its price. MP_L and MRP_L refer to the marginal product of labour and the marginal revenue product of labour, respectively.
-Refer to Table 10.4.The price and quantity of workers that result in the maximum amount of revenue Apple would earn from selling iPods are _________,respectively.

A) $180 and 1
B) $140 and 2
C) $120 and 2
D) $120and 4