Refer to the Information Provided in Table 20 $\quad$ $\quad$

Multiple Choice

Refer to the information provided in Table 20.1 below to answer the question(s) that follow.
Table 20.1 $\quad$$\quad$$\quad$$\quad$$\quad$ $\text {Mexico}$$\quad$ $\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\text {Guatemala}$
$\begin{array}{rrrr} \text {Oranges}& \text {Bananas}& \text {Oranges}& \text {Bananas}\\ \text { bushel/acre}&\text { bushel/acre }&\text { bushel/acre}&\text { bushel/acre }\\\hline 200 & 0 & 50 & 0 \\160 & 40 & 40 & 20 \\120 & 80 & 30 & 40 \\80 & 120 & 20 & 60 \\40 & 160 & 10 & 80 \\0 & 200 & 0 & 100 \\\hline\end{array}$

-Refer to Table 20.1. Before specialization, Mexico produces 160 bushels of oranges and 40 bushels of bananas, and Guatemala produces 30 bushels of oranges and 40 bushels of bananas. After specialization, the increase in banana production is

A) 10 bushels of bananas.
B) 15 bushels of bananas.
C) 20 bushels of bananas.
D) 40 bushels of bananas.