Which organism is unicellular

Will mark brainliest if right

The image on the left is unicellular. Unicellular means to be made of one cell and the two on the right are multicellular, made of multiple cells.

The first picture.

Explanation:

Unicellular organisms are organisms that consist of only a single cell. Multicellular organisms are organisms that consists of multiple cells.

The second image is an image of a cat which is a multicellular organism.

The third image is an image of a plant which is also a multicellular organism.

Therefore, the first image is an unicellular organism.