Final answer:
Jack and Jill were 1) explorers, akin to historical figures like Sir Joseph Banks and Sydney Parkinson, who documented exotic flora and fauna in newly discovered lands.
Step-by-step explanation:
Based on the information provided, Jack and Jill would be considered 1) explorers. Explorers are adventurers who travel to new places and document their experiences.
The practice of hiring natural history illustrators, such as Sir Joseph Banks and Sydney Parkinson, who accompanied European explorers to document previously unknown flora and fauna is a testament to the exploratory nature of their ventures. These illustrators created detailed drawings and descriptions of the exotic plants, animals, sea life, and reptiles they encountered, which were considered oddities in Europe at the time.