When creating a query that contains more than one table so the joint types can be examined, click on the Query Wizard in the
tab of the Ribbon.

the answer to your question would be something called hertz. the unit of measurement called a hertz, which is one cycle per second, is used to measure clock speed. within one cycle, your computer processes, refreshes, or updates itself to the changes that it is going through. in the case of computer clock speed, one hertz equals one tick per second. the clock speed of computers is usually measured in megahertz (mhz) or gigahertz (ghz)

the answers b, i just took the quiz on e2020