Which two cavities of brain are connected by foramen of Monro?

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks which two cavities of the brain are connected by the foramen of Monro.

2. **Identifying the Foramen of Monro**: The foramen of Monro, also known as the interventricular foramen, is an anatomical structure in the brain.

3. **Locating the Connected Cavities**: The foramen of Monro is located at the junction between the paired lateral ventricles and the third ventricle of the brain.

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