Question

In this turn-of-the century biology chart, we see members of the kingdom Protists in various body forms. All of these protists have one thing in common: they all move using

Answer 1

You didn’t include your chart, but protists move using:
Cilia: tiny hairlike structures.
Flagella: A long tail-like structure that is spun around like a motor.
or Pseudopods: A "false foot" organisms form to move.