2(c). This is optional question worth 0 pts . But you can earn up to 1 additional points if you provide a reasonable answer. We interpret reliability of ultrasound method as a probability that ultrasound prediction is correct. Based on your answers to the part 1(a), do you think ultrasound is equally reliable for predicting gender for boys and for girls? There are 2 options. A: Ultrasound appears to be more reliable in predicting girls because P(correct prediction for girls) > P(correct prediction for boys) B: Ultrasound appears to be more reliable in predicting boys because P(newborn is female | prediction is female)