Question

multiple-choice question
what did the jansens do for a living (their job)?
what were the doing for work that may have
inspired them to develop a microscope??

they were school teachers and they needed help
reading the tiny print that their students wrote
with.

they were makers of eye glasses for people with
vision challenges.

tthey were retired so they had a lot of time to
play around with lenses.

Explanation:

The Jansens (Hans and Zacharias Janssen) were Dutch spectacle makers. Their work crafting eyeglasses, which involved working with lenses to correct vision, provided the practical knowledge and materials that likely inspired their development of the early microscope.

Answer:

They were makers of eye glasses for people with vision challenges.