The following pedigree chart shows the inheritance of haemophilia in a family.
![](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/617138/original_Capture.PNG)
(a) What would be the possible genotype of members 4 and 5?
(b) A blood test shows that member 14 has haemophilia gene. What would be the probability that her child will be a haemophilic boy? [3]