Answer:
The correct option is A) 6(n−2).
Explanation:
Consider the provided phrase.
"Six times the difference of a number and 2"
Let the number is n and the difference of a number and 2 can be written as:

Thus, Six times the difference of a number and 2 can be written as:

Hence, the required expression is
.
Therefore, the correct option is A) 6(n−2).