I think it is B idk but I think
The correct answer among all the other choices is c. had to be transferred onto light-sensitive paper, and then inverted. Using traditional photographic paper, a slide, which is printed as a positive image, had to be transferred onto light-sensitive paper, and then inverted. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
Answer:
I really dont konw so just keep trying sorryy