Former Abercrombie & Fitch CEO Mike Jeffries was arrested Tuesday as part of a sex-trafficking investigation. The disgraced fashion giant boss was nabbed in West Palm Beach, Fla., while two of his business associates, Matthew Smith and James Jacobson, were also arrested in the case, sources confirmed to The Post. Federal prosecutors in Brooklyn were set to hold a news conference later Tuesday to announce the charges in the sex-trafficking and interstate prostitution case – including involving a “former CEO of a major company.” The arrests come roughly a year after the FBI started probing claims Jeffries allegedly orchestrated elaborate...