The 10-month-old baby boy had sudden convulsion without fever and had repeated attacks for 3 times. He was conscious and lively after convulsion. The possible diagnosis is() A) Early ricketsB) The...

The 10-month-old baby boy had sudden convulsion without fever and had repeated attacks for 3 times. He was conscious and lively after convulsion. The possible diagnosis is() A) Early rickets B) The active stage of rickets C) hypomagnesemia D)hypoglycemia E)tetany of vitamin D deficiency