Out of these three major islamic empires, which one was the largest and hence arguably the mightiest?

The Ottoman was one of the largest and arguably the mightiest. It lasted longer than the other two empires. 

Ifound this on google “the change in control meant as house minority leader, pelosi was widely expected to become speaker of the house in the next congress. on november 16, 2006, the democratic caucus unanimously chose pelosi as the democratic candidate for speaker.” i hope this

17.73 . . . .. .