Detailed Instructions: In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Q: Fact1: Cells that divide uncontrollably may form a tumor, or abnormal mass of cells., Fact2: Abnormal cells are irregular in shape., Question: Cells that divide uncontrollably may form an irregular what? (A) Epidermis (B) massive damage (C) Veins and arteries. (D) permineralization (E) flow of electrons (F) mass of cells (G) illness (H) swamp vegetation
A:
F