Fact 1: Some viruses can cause cancer. Fact 2: Hepatitis B virus causes liver cancer. Given the two facts above, what can hepatitis b form?

Select from:
[a]. harmful substances;
[b]. liver cancer;
[c]. smoking tobacco;
[d]. It expands;
[e]. layers of fat;
[f]. bioaerosols;
[g]. anemia;
[h]. contamination;
The answer is:
[b].