**Core Concept**
The Pomeroy method is a technique used in tubal ligation, a surgical procedure for female sterilization. It involves interrupting the **fallopian tubes** to prevent fertilization. This method is a type of **minilaparotomy** procedure.

**Why the Correct Answer is Right**
The Pomeroy method specifically involves ligating a loop of the **fallopian tube**. This is done by creating a small loop in the tube, then ligating the base of the loop with **suture material**, and finally removing the loop. This effectively interrupts the tube, preventing **egg transport** and thereby achieving sterilization.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not accurately describe the Pomeroy method.
**Option B:** This is also incorrect as it does not pertain to the specifics of the Pomeroy technique.
**Option D:** Similarly, this option does not relate to the procedure in question.

**Clinical Pearl / High-Yield Fact**
The Pomeroy method is a common technique for tubal ligation due to its simplicity and effectiveness. It's a key method to remember for **female sterilization procedures**.

**Correct Answer:** B. Fallopian tube.