When is contour farming/plowing used?

"When farmers carry out their farming activities (plowing, planting, cultivating, and harvesting) across the slope instead of up and down the slope, they are using contour farming contour farming contour farming"

answer choices?

Explanation:

answer; /// pinkberry and red mango are different in that pinkberry tries to convey a sense of (playfulness)while red mango tries to communicate (nutritional benefits and