Answer :
Answer: e. swordfish and tilefish
Explanation: Consumption of fish is good to the health of the body as it supplies nutrients to the body. However, some species of fish are to avoided because of the high mercury present in them. Some fishes like the king mackrel, swordfish etc are to be avoided. Methylmercury which is a form of mercury can cause severe damage to the nervous system of pregnant women and their unborn babies.