Idenfity the marking of below ecological pyramid from following options. If 1- Herbivores; 2-Secondary predator; 3-Decay detrivoves; 4-Primary predators; 5- Autrotrophs :
| A | B | C | D | E | |
| (a) | 2 | 1 | 3 | 4 | 5 |
| (b) | 4 | 1 | 3 | 5 | 2 |
| (c) | 3 | 5 | 2 | 1 | 4 |
| (d) | 5 | 3 | 2 | 1 | 4 |
| A. |
a |
| B. |
b |
| C. |
c |
 |
| D. |
d |