Twitter allows companies to reach consumers with
a.
in-depth reviews of upcoming products
b.
short, personal messages
c.
nation wide advertising flyers
d.
graphically impressive images

Qr or codes let any piece of print host a link to online information.

You need a reliable network for about twenty-five computers that will be distributed across a large building. it is important that the network be relatively cheap. which topology should you use?

If the polar bear were taken out of the food chain what would happen to the seal population the seal population would diminish the seal population would grow dramatically the seal population would stay the same the seal population would decrease slightly