Which of the following is not considered a high-risk pregnancy?

A) History of infertility
B) Very young mother
C) Very old mother
D) Single mother

Bernard Bunter is seen today for an acute myocardial infarction. Bernard had to have a coronary artery bypass graft surgery performed, which was done without difficulty. Two days later, Bernard developed post-op anemia. Bernard also has hypertension and congestive heart failure. Which of the conditions is a complication?

A) Acute myocardial infarction
B) Anemia
C) Hypertension
D) Congestive heart failure and hypertension