Why is cancer more prevalent in older people?

• A. Cancer is caused by viruses, and older people are more susceptible to viral infections.
• B. Cancer lies dormant for many years before causing problems.
• C. Most cancers are inherited as a recessive allele, so it takes time for the allele to be expressed.
• D. Cancer involves changes in gene expression, and it takes many years for gene expression to change.
• E. Cancer involves an accumulation of mutations, and older people have had more time to accumulate mutations in their DNA.