In which sentence is the essential clause underlined?(1 point)ResponsesEve’s sister, who loves opera, took her to a performance.Eve’s sister, who loves opera , took her to a performance.Eve, holding her program, waited for the curtain to go up.Eve, holding her program , waited for the curtain to go up.The soprano, visiting from Canada, had long black hair.The soprano, visiting from Canada , had long black hair.The person who sells souvenirs is in the lobby.

The essential clause is underlined in the sentence "The person who sells souvenirs is in the lobby."