Answer:
The correct option is 3. The number of TVs sold was 5 more at Store A than at Store B.
Step-by-step explanation:
The given information is
Store A : 16
Store B : 11
From the given data it is clear that 16 is more than 11.
It means the number of TVs sold varied more at Store A than at Store B.
The difference between number of TVs sold at store A and store B is

We can conclude that the number of TVs sold was 5 more at Store A than at Store B.
Therefore, the correct option is 3.