Which hormonal deficiency is responsible for the following

Which hormonal deficiency is responsible for the following
(i) Diabetes mellitus (ii) Goitre (iii) Cretinism

(i) Diabetes mellitus is due to deficiency of insulin.
(ii) Gbitre is due to deficiency of thyroxine (T4 ) and triiodothyronine (T3 ).
(iii) Cretinism is due to deficiency of thyroxine hormone.