Answer:
The correct answer is to - cells, and the microscopic world.
Step-by-step explanation:
The microscope is an instrument that is used in the study and magnifying minute cells and substances that are too little to see with the naked eyes. The microscope permits people to see cells that are too little to even think about seeing with the unaided eye.
In this manner, when they were designed, a totally different minute world rose for individuals to find. On an infinitesimal level, new living things were found and the germ theory of disease was conceived.