Question

Which sentence in Paragraph 8 is clearly unrelated to the topic sentence of the paragraph? A) Propaganda and citrus fairs helped stimulate the change. B) Fruit lands in most of Sacramento, Yolo, and Solano counties didn't need irrigation because of the high water table. C) Irrigation made cultivation of orchards, rice, and alfalfa possible in areas not bordered by the rivers and streams. D) Fruit colonies, such as the English Colony Association, were founded on the eastern edge of the valley between 1886 and 1895, and were generally in lots of 10 to 20 acres with irrigation ditches dug to provide a reliable water supply.

Answer 1

D is your answer :) hope this helps
sorry if my English is not that great I am German

Answer 2

A is your correct answer.