Q: What type of diseases in humans are caused by protozoa?


Read this paragraph and choose the correct option from the provided answers:

Scientists are searching for ways to create controlled nuclear fusion reactions in order to produce safe nuclear power. Fusion involves only harmless, plentiful elements but requires extremely high temperatures.

 Choices:

- protozoa diseases

- dysentery

- diarrhea

- protist diseases


A:
protist diseases