Answer:
A. I am fascinated by the different types of people I see.
This answer is correct, since the following sentences describe the people the narrator sees, and the other answers wouldn't fit with the next sentence. Hope this helped.
The correct answer is letter A. DNA. It is the <span>cellular component that increases in the salivary gland cells as the silk proteins are synthesized. Though the amount of DNA that is in the cells remains constant thus it will not increase for silk protein production. Because of the increased mRNA the is copied from DNA, then it facilitates and enhances the protein translation process.</span>