【名词&注释】
病毒感染(virus infection)、结肠癌(colon cancer)、原发性肝癌(primary liver cancer)、胰腺癌(pancreatic cancer)、密切相关(closely related)
[单选题]与HBV病毒感染密切相关(closely related)的肿瘤是
A. 肾癌 B. 结肠癌 C. 肺癌 D. 原发性肝癌 E. 胰腺癌