What Does Your Text Cite as a Potential Factor for Why

What does your text cite as a potential factor for why breast cancer has a higher mortality rate in men than women?

A) Less is known about how to treat breast cancer in men.
B) Breast cancer is more common in White men and Black women. Since there are more White men in the population, it skews the statistics.
C) It is often diagnosed later in men than in women.
D) Men are more likely to develop a more deadly strain of breast cancer.