Answer: a sarcodine because it has a pseudopod
The diagram is showing a sarcodine because it has a pseudopod. Sarcodine is a protozoa. These organisms exhibit cytoplasm and use a temporary extension cytoplasmic extension called as pseudopodium, which helps in locomotion and feeding. The shape of these organisms is typically circular or irregular. They may contain more than one nucleus. The food which adheres to the surface of the cell is trapped by the pseudopodium and is digested by the vacuoles.