**Delirium Tremens Core Concept**
Delirium tremens (DTs) is a severe and potentially life-threatening complication of alcohol withdrawal, characterized by sudden onset of confusion, agitation, hallucinations, and autonomic instability. This condition is a result of the sudden decrease in GABA (gamma-aminobutyric acid) activity and the increase in glutamate activity in the brain.

**Why the Correct Answer is Right**
Delirium tremens typically occurs in individuals with a history of chronic and heavy alcohol use, particularly those who have been consuming alcohol for more than 10 years. The condition is often seen in patients who have a history of multiple detoxifications, as their brains have adapted to the constant presence of alcohol. The sudden cessation of alcohol consumption leads to a rapid decrease in GABA levels, causing an imbalance in neurotransmitter activity. This imbalance results in the characteristic symptoms of DTs, including confusion, agitation, hallucinations, and autonomic instability.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because DTs is not typically seen in individuals with a history of benzodiazepine use. While benzodiazepine withdrawal can cause similar symptoms, the underlying mechanisms and clinical presentation are distinct.

**Option B:** This option is incorrect because DTs is not a common feature of opioid withdrawal. Opioid withdrawal typically presents with symptoms such as nausea, vomiting, diarrhea, and muscle aches, but does not typically involve delirium or hallucinations.

**Option C:** This option is incorrect because DTs is not typically seen in individuals with a history of cocaine use. Cocaine withdrawal can cause symptoms such as depression, anxiety, and insomnia, but does not typically involve delirium or hallucinations.

**Clinical Pearl / High-Yield Fact**
When assessing a patient for DTs, it is essential to consider their history of alcohol use and the timing of their last drink. A history of multiple detoxifications and a history of chronic and heavy alcohol use are key risk factors for developing DTs.

**Correct Answer: C.**