In each of the following questions, two statements numbered I and II are given. There may be cause and effect relationship between the two statements. These two statements may be the effect of the same cause or independent causes. These statements may be independent causes without having any relationship. Read both the statements in each question and mark your answer.
I. Recent floods in the area changed the nutritional contents of the soil.
II. Farmers in the area switched over to cultivating rice instead of wheat.