Which technology was originally predicted by a science fiction writer

the cell phone from star trek

Explanation:

In star trek they use a device called a communicator which gave the idea of creating a cell phone

jim mohr

explanation:

i believe the answer is: b. mr. head had a long, tube-like face with a rounded open jaw and a short depressed nose.

this is because in the un-revised sentence it said that mr. heads face was long and tube-like, and he had a rounded open jaw. this is not a very grammatically correct because of how it seems to drag on with the and, replaced with, with, makes it sound more fluent in the description.