This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Risk of the damage to fetus by material rubella is maximum if mother gets infected in - 
Select and explain. 
A. 6-12 weeks of pregnancy, B. 6-12 weeks of pregnancy, C. 6-12 weeks of pregnancy, D. 6-12 weeks of pregnancy
A: 6-12 weeks of pregnancy
Answer: A: 6-12 weeks of pregnancy 
Explanation: If rubella occurs in very early pregnancy the fetus may die. Congenital malformation are commonest during the first trimester (1st 12 wk) REF:ANANTHANARYANAN TTEXTBOOKOF MICROBIOLOGY 9EDITION PGNO.555