## Core Concept
The broad ligament is a fold of peritoneum that attaches the uterus, fallopian tubes, and ovaries to the pelvis. It does not contain vital organs but rather provides support and a passageway for vessels and ducts. The contents of the broad ligament include the uterine vessels, the ureters, and the round ligament of the uterus.

## Why the Correct Answer is Right
The correct answer, **ovaries**, are not actually contained within the broad ligament but are rather suspended within the ovarian bursae (or pouches) and connected to the uterus by the ovarian ligaments and to the pelvic sidewall by the suspensory ligaments of the ovary. The broad ligament does contain the uterine arteries and veins, the ureters, and the round and cardinal ligaments.

## Why Each Wrong Option is Incorrect
* **Option A:** The **round ligament of the uterus** is indeed contained within the broad ligament. It is a fibromuscular connective tissue structure that provides support to the uterus.
* **Option B:** The **uterine vessels** (arteries and veins) are found within the broad ligament, providing blood supply to the uterus.
* **Option D:** The **ureter** passes through the base of the broad ligament near the cervix, making it a content of the broad ligament.

## Clinical Pearl / High-Yield Fact
A key point to remember is that while the broad ligament provides support to the pelvic organs, the **ovaries** are not enclosed within it but are rather attached to it via ligaments. This distinction is crucial during surgical procedures to avoid damaging these structures.

## Correct Answer: C. ovaries