The correct option is
C Pernicious
Pernicious anemia is a type of vitamin B12 anemia. The body needs vitamin B12 to make red blood cells. Food sources that provide vitamin B12 are meat, poultry, shellfish, eggs, and dairy products. Deficiency of vitamin B12 for a prolonged period can cause permanent damage to nerves and other organs and the person is at an increased risk of developing stomach cancer.Hence, the correct answer is (C)