A tree has 99 400 leaves before autumn Once autumn begins the number of leaves on a tree decreases at a rate of 13 per day After t days o autumn there are fewer than 12 000 leaves on the tree Which inequality represents this situation and after how many days of autumn will the number of leaves on the tree be fewer than 12 000 OA 12 000 1 087 99 400 18 days OB 12 000 0 913 99 400 17 days O C 99 400 0 87 12 000 16 days 99 400 1 13 12 000 15 days OD