53. Unlike plastic, which is artificial, rubber is a natural product. It is made from latex, a white liquid found in certain plants, especially the Para rubber tree. This tree originally came from the Amazon forests in Brazil. The Indians of that area used the latex from the rubber tree to make statues, cups, and shoes. When latex was discovered by Europeans, they soon found for it. For example, an many uses Englishman named Charles Mackintosh invented a to make waterproof way rainwear with latex. His method is no longer used, England
a. call a raincoat an "overcoat.".
b. do not like to use latex.
c. call a raincoat a "mackintosh
d. like to plant rubber trees