It is used to repeat any block of code multiple times (iteration)
The person can keep up their bills and payments and send them off in time. keep your balances low and try to never go into debt. I you do get into debt than pay it off when you get the chance instead of forgetting about it.
The answer to this should be B. Worm. A pinion is a the smallest gear out of the listed ones above. spur would be next then wheel and the biggest if them all would be the spur. I'm not completely sure if my answer is 100% correct, but I feel confident enough about it. Hope this helps. :)
An ordered list.
<ol>
<li> This is the first item.
<li> This is the second item.
</ol>