If a number of two words or less opens a sentence, it should be a. written in numerical form. b. removed from the sentence altogether. c. written out in text. d. moved somewhere else in the sentence.

Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.

The author’s purpose for including this in the introduction is

The missionaries who appear in the novel are colonist britain, portugal, spain, or italy?