Answer:
The correct option is A.
Explanation:
From the given table it is noticed that the relative frequency of person who own fish and bird is 0.04 and the relative frequency of person who own fish but do not own bird is 0.08.
The total relative frequency of person who own fish is

The sum of all relative frequency is 1.

The % of the people surveyed own fish is

Therefore the correct option is A.