This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous System, Subject name: Pediatrics
Which of the following agents is likely to cause cerebral calcification and hydrocephalus in a newborn whose mother has history of taking spiramycin but was not compliant with therapy? 
Select and explain. 
A. Rubella, B. Toxoplasmosis, C. CMV, D. Herpes
B: Toxoplasmosis
Answer: B: Toxoplasmosis 
Explanation: b. Toxoplasmosis(Ref: Nelson's 20/e p 2814, Ghai 8/e p 574)Cerebral calcification with hydrocephalus in seen in congenital toxoplasmosis.