*Urgent* According to the food web shown above, what is the relationship between the wheat, the grasshopper, the frog, and the snake?

A. The snake directly consumes the frog, the grasshopper, and the wheat.

B. The grasshopper consumes the wheat, and the snake consumes the frog, but there is no connection between the other organisms.

C. The wheat is consumed by the grasshopper, the grasshopper is consumed by the frog, and the frog is consumed by the snake.

D. The wheat is directly consumed by both the grasshopper and the frog, and the frog and the grasshopper are directly consumed by the snake.