What is the name given to the prominent asterism commonly associated with the constellation of Gemini?

The prominent asterism commonly associated with the constellation of Gemini is not specifically named among the options given. Gemini is typically recognized for its two brightest stars, Castor and Pollux, which represent the heads of the twins in mythology, but it does not have a widely acknowledged asterism like those proposed in the other choices.

The Hunter refers to the constellation Orion, well-known for its belt of three stars, while the Northern Cross is an asterism within the constellation Cygnus. The Big Dipper is part of Ursa Major and is one of the most famous asterisms. Given that none of these asterisms relate directly to Gemini, the best answer here is that there is no asterism associated with Gemini mentioned in the options.