What is an example of a composite key in a database table? InvoiceID
CustomerID
ProductID
OrderID + ProductID

the answer to your question is ⇔ d. the nether

explanation:

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.

answer(d) sequencing and iteration;