Are the advantages of a climate control in a vehicle
true?
-it increases the performance of a vehicle
-it increases the safety in a vehicle
-it increases the comfort
-it decreases the fuel consumption

D is also correct when the ac is one in a vehicle, especially a truck pulling a trailer, you do use a little bit more fuel.

a macro is a tool that allows you to automate tasks and add functionality to your forms, reports, and controls. for example, if you add a command button to a form, you associate the button's onclick event to a macro, and the macro contains the commands that you want the button to perform each time it is clicked.

maybe when you are listing people names in a job.

i am not 100% sure