True
<span>Colons are used to introduce an item or a list
of two or more items. One key thing to remember is that you should always use
colons in statements that are complete and never in sentence fragments. In most
English style guides that address this matter, only one space is recommended
after a colon and no space should be placed before.</span>
Answer:
The difference is that a floppy relies on a floppy disk reader to spin its disk, where as a hard drive is a fully enclosed container that has it's reader enclosed as well. A floppy disk is a single plastic film disk, where as a hard disk can have multiple metal disks.
Explanation:
I'm going have to go with with 1.b and 2.d hope this helps and I don't need help right now.