Answer:
C
Explanation:
Skin cancer is by far the most common cancer, however only about 1% of this cancer is melanomas. Among this 1%, melanomas by far cause the most deaths. Also, they spread very quickly. This is one reason why they are so dangerous.
A
melanoma occurs when the pigment-producing cells that give color to the skin become cancerous.
a thermoreceptor .
it depends on the situation but usually applying pressure
