Answer: The correct answer is –

B. Fungi.

Fungi is a kingdom of organisms, which are different from plants and animals. It mainly includes, multicellular eukaryotes that are heterotrophic (particularly, they obtain food/nutrition through absorption). The cell wall is made up of chitin.

Fungi includes both unicellular (such as yeast, which exist as simple unicellular body ) as well as multicellular organisms (such as mushrooms and molds, which are composed of many cells).

Thus, option B) is the right answer.