Question

the keyboard shortcut for repeating a command is select one: a. alt + enter. b. ctrl + r. c. ctrl + y. d. alt + f1.

Explanation:

In many applications, Ctrl + Y is used to redo or repeat a command. Alt + Enter is often used for other functions like opening properties in some software. Ctrl + R is commonly for refreshing. Alt + F1 is usually related to opening certain application - specific features or views.

Answer:

C. Ctrl + Y