Answer: D.168
Step-by-step explanation:
Given: Tommy is making a greeting card on his computer. He can choose 1 of 4 backgrounds, 1 of 7 photos, and 1 of 6 text colors.
It means there is no repetition .
Now, the number of ways Tommy can make a greeting card is given by :-
[tex]4\times7\times6=168[/tex]
Hence, the number of ways Tommy can make a greeting card is 168.
