The use of iodised salt is recommended to prevent :

(a) diabetes

(b) gonorrhoea

(c) dysentery

(d) goitre

(d) goitre

It is advised to use iodised salt to prevent goitre. It is because the thyroid gland requires iodine to synthesise the thyroxine hormone. Deficiency of iodine in the body can lead to the under-secretion of thyroxine hormone which, in turn, can lead to swelling of the neck due to enlargement of the thyroid gland , a condition called goitre.