Answer:
The correct answer is option - protista.
Explanation:
Kingdom protista are generally contained the mostly unicellular eukaryotes however they have multicellular too. These livings beings are very diverse in the sense of the different types of cellular organizations and similarities with different kingdoms such as animalia, fungi, and plants.
Plasmodium, amoeba, slime molds and many more are the examples of the unicellular protista whereas seaweeds and different types of colonies aggregate to form multicellular.
Thus, the correct answer is option - protista.