You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: CUBA, SI! 
Clue: Turquino Peak, Cuba's highest, is in the chain known as this "Maestra"; California has one "Nevada"
sierra

Category: BUSINESS & INDUSTRY 
Clue: In 1926 the Peet Bros. merged their soap company with this one, which then merged with Colgate
palmolive

Category: THE "L" WORLD 
Clue: Like Rome, this capital of Portugal is built on 7 hills

lisbon