Table 112 -Refer to Table 11

Table 11.2
$$\begin{array} { | c | c | c | c | c | } \begin{array} { c } \text { Workers } \\\text { per Day }\end{array} & \text { Total Product } & \text { Marginal Product } & \begin{array} { c } \text { Total } \\\text { Revenue } \\( \$ ) \end{array} & \begin{array} { c } \text { Marginal } \\\text { Revenue } \\\text { Froduct } ( \$ ) \end{array} \\\hline 0 & 0 & - & 0 & - \\\hline 1 & 100 & & 1,000 & 1,000 \\\hline 2 & & 95 & 1,950 & 950 \\\hline 3 & 285 & 90 & & 900 \\\hline 4 & 370 & & 3,700 & 850 \\\hline 5 & & 80 & 4,500 & 800 \\\hline\end{array}$$
-Refer to Table 11.2 which shows the product price of a perfectly competitive firm and the output produced by the firm.The marginal revenue product of the third worker is _____

A) $10.
B) $2,850.
C) 85 units.
D) $900.
E) 450 units.