Sirius B is brighter than the sun.
Answer:
Most treatments for cancer use radiation to target the cancerous cells (tumor) and blast radiation in that direction. Because we cannot control the radius of the radiation, other cells are also blasted with radiation and causes sickness in cancer patients.
Explanation:
The answer is B.
If you put one plant in wet soil, and one plant in dry soil, you can prove or disprove your hypothesis as the plants grow.