**Core Concept**
Inhalational anesthetics are commonly used in pediatric anesthesia due to their ability to provide rapid induction and maintenance of general anesthesia. The choice of inhalational agent in children depends on various factors, including the age of the patient, the type of surgery, and the desired anesthetic properties.

**Why the Correct Answer is Right**
Sevoflurane is the inhalational agent of choice in children due to its non-irritating properties, which make it suitable for inhalational induction in pediatric patients. It has a low pungency and a pleasant odor, which reduces the incidence of airway irritation and coughing during induction. Sevoflurane also has a rapid onset and offset of action, making it ideal for procedures that require quick recovery.

**Why Each Wrong Option is Incorrect**
**Option A:** Isoflurane is a potent inhalational agent, but it has a pungent odor that can cause airway irritation, making it less suitable for inhalational induction in children.
**Option B:** Desflurane has a rapid onset and offset of action, but its pungent odor and potential for airway irritation make it less ideal for pediatric anesthesia.
**Option C:** Halothane is an older inhalational agent that is less commonly used in pediatric anesthesia due to its potential for hepatotoxicity and sensitization of the myocardium to catecholamines.

**Clinical Pearl / High-Yield Fact**
Sevoflurane is the preferred inhalational agent in children due to its non-irritating properties, which reduce the risk of airway complications during inhalational induction.

**Correct Answer: C. Sevoflurane**