As a keen zoologist (a student of animal life), she hoped to discover new species of insects and freshwater fish.
Answer: Option A.
Step-by-step explanation:
The picture that has been shown is of a fish which is a water animal. This shows that Stewart Ross has an interest in the study of the life of the different kinds of animals. She is a zoologist who has great interest in the life of the animals and like to study the impact of the animals on Earth.
Zoology is the study of animals and their behavior. Zoologists may study a particular species or group of species, either in the wild or in captivity. Zoologists study animals and their interactions with ecosystems. They study their physical characteristics, diets, behaviors, and the impacts humans have on them.