A) Control. Alt
B) Function, toggle
C) Delete, Insert
D) Caps Lock Num Lock
E) None of these
Correct Answer: A
Solution :
Control. Alt and Shift are called modifier keys on a computer keyboard. They are often used in con j notion with other keys to perform computer key-board shortcuts or special tasks.eg. Ctrl + A will select all text in a word program. Shift + A will Print capital letter "A".
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