The allele for brown eyes (B) is dominant, while the allele for blue eyes (b) is recessive. A man with genotype bb and a woman with genotype BB have...

The allele for brown eyes (B) is dominant, while the allele for blue eyes (b) is recessive. A man with genotype bb and a woman with genotype BB have four children. How many of the children are likely to have blue eyes?

1) 2

2) 4

3) 3

4) 1

5) 0