Given below is an incomplete table on hormones,their source glands,and one major effect on the human body. Identify the option representing the correct grouping of hormone,its gland,and effect.

Gland	Secretion	Effect on body
$A$	Estrogen	Maintenance of secondary sexual characters
Alpha cells of Islets of Langerhans	$B$	Raises blood sugar level
Anterior pituitary	$C$	Over secretion leads to gigantism

• A
  Ovary $\Rightarrow$ Glucagon $\Rightarrow$ Growth hormone
• B
  Placenta $\Rightarrow$ Insulin $\Rightarrow$ Vasopressin
• C
  Ovary $\Rightarrow$ Insulin $\Rightarrow$ Calcitonin
• D
  Placenta $\Rightarrow$ Glucagon $\Rightarrow$ Calcitonin