Among the options provided, the Brahmavadini who composed some hymns of the Vedas is Option 1: Lopamudra. Lopamudra is recognized as a prominent figure in ancient Indian literature and is credited with composing hymns in the Rigveda, one of the oldest sacred texts of Hinduism.

Lopamudra is mentioned in the Rigveda as the wife of the sage Agastya. She is believed to have played a significant role in the composition of certain hymns in the Rigveda, particularly in the Rigvedic Mandala 1, which contains some of her compositions. Her hymns reflect her spiritual and philosophical insights, and they often revolve around themes of love, devotion, and the pursuit of divine knowledge.

Lopamudra`s compositions showcase her intellectual prowess and poetic abilities, making her one of the noteworthy Brahmavadini (women seers or sages) mentioned in the Vedic literature. Her contributions to the Rigveda highlight the inclusivity of the Vedic tradition, which recognized and honored the intellectual and spiritual contributions of women during that era.

It`s worth noting that while Gargi is also a renowned female philosopher and sage mentioned in ancient Indian texts, including the Brihadaranyaka Upanishad, she is not specifically associated with composing hymns in the Vedas. Leelavati and Savitri, on the other hand, are not commonly recognized as Brahmavadinis or known for composing hymns in the Vedas.

In conclusion, Lopamudra is the Brahmavadini who composed some hymns of the Vedas, particularly in the Rigveda, reflecting her spiritual and poetic prowess.