the moons of Jupiter the bacteria that causes disease the deep-sea trenches in the ocean the parts of a plant that perform photosynthesis
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: The first telescopes were invented hundreds of years ago. Which was discovered as a result of this invention?
Possibilities:
- the moons of Jupiter
- the bacteria that causes disease
- the deep-sea trenches in the ocean
- the parts of a plant that perform photosynthesis

the moons of Jupiter