Downloading files is safe for most types of files except select one: a. documents. b. pictures. c. executable files. d. music files.

C. Executable Files.

Explanation:

Music files and picture or documents are simply and cant execute random things on your computer like a executable file does.

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.