What discovery did Louis Pasteur develop that is still used in modern times? (1 point)

A. the light bulb

B.the rabies vaccine

C.the carbon button transmitter

D.the X-ray machine

B. the rabies vaccine

B. the rabies vaccine

The correct answer is B. the rabies vaccine. Louis Pasteur, a French scientist, developed the rabies vaccine, which is still used in modern times to prevent and treat rabies infections.

To arrive at this answer, you could eliminate options A, C, and D since they are not discoveries by Louis Pasteur. Then, you can research Louis Pasteur's contributions to science and specifically look for any developments or discoveries related to the options provided. Based on that research, you would find that Pasteur's significant contribution was the development of the rabies vaccine, making option B the correct answer.