**Core Concept**
Mercury is a heavy metal that accumulates in the body and can cause harm to the nervous system, kidneys, and other organs. The proper disposal of mercury-containing waste is crucial to prevent environmental contamination and human exposure.

**Why the Correct Answer is Right**
Mercury is disposed by a process called amalgamation, where mercury is combined with other metals to form a stable compound. This is done to prevent the release of toxic mercury vapors into the environment. The amalgamation process typically involves the use of zinc or other metals to react with mercury and form a stable compound that can be safely disposed of.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not accurately describe the process of mercury disposal. Amalgamation is a specific process that involves the combination of mercury with other metals.
**Option B:** This option is incorrect because it does not provide a valid method for disposing of mercury. Mercury cannot be simply "burned" or "dissolved" in water, as this would release toxic vapors into the environment.
**Option C:** This option is incorrect because it does not accurately describe the process of mercury disposal. Mercury cannot be "recycled" in the same way that paper or plastic can be recycled.

**Clinical Pearl / High-Yield Fact**
It's worth noting that mercury-containing waste should never be disposed of in regular trash or recycling bins, as this can lead to environmental contamination and human exposure. Instead, mercury-containing waste should be disposed of through a licensed hazardous waste disposal facility.

**Correct Answer: C. Incineration.**