guys please help me outttt

ANSWER :-
There are total 8 types of pets represented by the dot plot . They are :
ANSWER :-
Dog is the most popular pet
Step-by-step explanation :
Liza's classmates have owned two rabbits , six dogs , three cats , two horses , five birds , one mouse , three fishes and one other pet.
Therefore,
Now, we can easily count or see the pet which is in larger quantity as compared to others.