Which of the following represents the correct food chain?

• A. Grass ⟶ Frog⟶ Insect ⟶ Eagle ⟶ Snake
• B. Grass ⟶ Insects ⟶ Frog ⟶ Snake ⟶ Eagle
• C. Grass ⟶ Snake ⟶ Eagle ⟶ Insects ⟶ Frog
• D. Grass ⟶ Eagle ⟶ Snake ⟶ Insects ⟶ Frog