Task: Question Answering
Input (English): Which of the following genetic conditions results from a problem with segregation?  
 (A) Trisomy 16: a condition caused when a zygote receives three copies of chromosome 16 (B) Huntington's disease: a condition caused when a zygote receives a mutated dominant allele (C) Hemophilia: a condition caused when a zygote receives an X chromosome with a particular recessive allele (D) Sickle cell anemia: a condition caused when a zygote receives a recessive allele for hemoglobin from each parent
Output (English): A