A 5-year old boy passed 18 loose stools in last 24 hours
and vomited twice in last 4 hours. He is irritable but drinking fluids. The optional therapy for this child is:
(A) Intravenous fluids (B) Oral rehydration therapy (C) Intravenous fluid initially for 4 hours followed by oral fluids (D) Plain water ad libitum
(B) None