Which one of the following pairs correctly matches a hormone

Which one of the following pairs correctly matches a hormone with a disease resulting from its deficiency?

1. Insulin – Diabetes insipidus
2. Relaxin – Gigantism
3. Prolactin – Cretinism
4. Parathyroid hormone – Tetany

Deficiency of parathyroid hormone causes tetany. The disease causes sustained contraction of muscles of larynx, face, hands and feet.