Which of the following best explains why vultures are NOT decomposers?

Vultures only eat plants, making them primary consumers.
Vultures only pick at bugs, grub, and other microscopic organisms.
Vultures stalk their prey before killing and eating it.
Vultures do not break down wastes, and only consume meat.
someone please answer this question with out saying they only eat ROCKS
someone please answer this question without saying they only eat