Miguel Just Purchased a Photo Editing App He's Been Saving

Miguel just purchased a photo editing app he's been saving up for.However,now he can't find it on his computer.He asks you for help.You open the Downloads folder and see the app's file.What should you check next?

A) Make sure Miguel's credit card didn't expire.
B) Make sure the computer has an antivirus program.
C) Make sure the computer is connected to the Internet.
D) Make sure the app is installed.