For hair texture, curly is the dominant allele and straight hair is the recessive allele. Arabella has straight hair. Her mother has curly hair and her father has straight hair

Which of the following is a possibility for the combination of alleles she might have inherited from her parents?
a. a curly allele from her curly-haired mother and a straight allele from her straight-haired father
b. a straight allele from her curly-haired mother and a straight allele from her straight-haired father
c. a curly allele from her curly-haired mother and a curly allele from her straight-haired father
d. a straight allele from her curly-haired mother and a curly allele from her straight-haired father

Answer: B