Intravenous calcium gluconate
Ans. C. IVIG
Explanation: Acute onset ascending paralysis in a child is classically seen in Guillain-Barre syndrome aka AIDP ( acute inflammatory demyelinating polyneuropathy). Often preceded by a URTI or acute gastroenteritis. Diagnosis is made clinically, CSF analysis can show albuminocytological dissociation and abnormal NCV finding appear usually after 1 week of illness. Intravenous immunoglobulin is the treatment of choice.