Which of the following is a herbivore?

The correct option is C

Cow

The explanation for the correct option:

C: Cow

1. Cow is an example of a herbivore that feeds on the producers or plants.
2. Herbivore is an organism that primarily depends on plants for its food.

The explanation for the correct option:

A: Plant

1. Plant is an example of a producer which prepares its food with the help of carbon dioxide and water in the presence of sunlight.

B: Lion

1. Lion is an example of a secondary consumer or carnivore which feeds on primary consumers.

D: Fungi

1. Fungi is an example of a decomposer that feeds on dead organisms. They occupy the last stage in a food chain.

Hence, option C is correct.