An example of a technological advancement that was envisioned by a science fiction writer and ultimately became an everyday reality is a

a. diving suit
b. a robot who feels
c. a swimming cap
d. greeting card

Write lines of verse that rhyme to remember the following information: acid rain is a type of air pollution caused by chemicals in the air.

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).

The song about casey jones a railroad engineer who gives his life on the job would most likely gall under the folk song category of? a-work song b-nonsense song c-religious song d-ballad