a person whose job it is to keep track of documents and records for a business or office

to cause something to continue or to be effective/valid for an additional (longer) period of time.

...by having an L licence for 12 months and then passing an initial road test

the part of a TV or computer that you look at when you're using it

For people who are hoping to drive in BC for more than five years.

a small area that is enclosed (or partially enclosed) to provide privacy for one person

Yes

...by passing a written knowledge test

a piece of furniture with a flat surface that workers and customers stand on opposite sides of when doing business in a store, restaurant, agency, etc

evidence or something which shows that something else is true or correcft

a card that has your name on it and a picture of you (and maybe you're address, too)