The correct option is D A, B, D
Cretinism, Gull's disease and simple goitre are all caused as a result of hypothyroidism. Cretinism is a disease in infants, and causes dwarfism and mental retardation. Gull's disease or myxoedema happens in adults, and is characterised by facial oedema and lethargy. Simple goitre results from a lack of iodine, which is an important component of the thyroid hormone.
Grave’s disease is caused due to hyperthyroidism, and the patients have exophthalmia, loss of weight and restlessness.