Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
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Question: Name the Mexican founder of the vast corporation Grupo Carso, and the world's richest man 2010-13?

Answer: carlos slim


Question: Which American country singer, the younger sister of singer Loretta Lynn, had 18 #1 country hits during the 1970s and 1980s, and is best known for a series of country-pop crossover hits including Don't It Make My Brown Eyes Blue?

Answer: crystal gayle


Question: Jay McGuiness who won Strictly Come Dancing in 2015 was a member of which Pop Group that took a hiatus in 2014?

Answer:
wanted