Which of the following factors, if present in the mother's history, is most likely to be associated with this patient's condition?

A 1-hour-old newborn is admitted to the hospital nursery. She was delivered vaginally at 36 weeks’ gestation to a 26-year-old woman who had limited prenatal care but who had an uncomplicated pregnancy. The newborn weighs 2200 g (4 lb 8 oz; 5th percentile), length is 45 cm (18 in; 5th percentile) and head circumference is 32 cm (12.5 in; less than 5th percentile). Vital signs are temperature 37.0°C (98.6°F), pulse 150/min, and respirations 60/min. On physical examination, the newborn is in no distress. Heart sounds are not distant. S1 is normal; S2 can be split. There is a continuous murmur heard during systole and diastole. A thrill can be palpated on the left side of chest. Spleen and liver edges are palpable. You decide to review the mother’s chart for further history. Which of the following factors, if present in the mother’s history, is most likely to be associated with this patient’s condition?

A) Absence of rubella vaccination
B) Family history of seizures
C) A pet cat at home
D) No history of screening for gonorrhea
E) Urinary tract infection 2 weeks ago