Based on the clue 'at 16 i perfected my elvis impression with his big...', what is the answer?

What is associated with: at 15200 feet the dufourspitze is its highest peak? Based on the clue 'at 16 ben read a book by thomas tryon accordingly...', what is the answer? Based on the clue 'at 16 cornelius vanderbilt started a ferry service...', what is the answer? Based on the clue 'at 16 he joined the soccer club manchester united ...', what is the answer? What is associated with: at 16 in 1785 this future first consul became head of his family graduated from the paris mili… What is associated with: at 16 taylor swift shot to fame with a 2006 hit named for this country superstar? Based on the clue 'at 16 this future commodore got his sea legs when ...', what is the answer? What is associated with: at 16 this jerry maguire co star was breakdancing on stage with lionel richie at the 1984 olym…