Which statement is correct about a euglena and a white blood cell

Question

A whit blood cell can survive on its own but a euglena cannot

A euglena can survive on its own but a white blood cell cannot

Both a euglena and a white blood cell can survive on there own

Neither a euglena or a white blood cell can survive on there own

Answer 1

Neither a euglena nor a white blood cell can survive on its own.