The correct options are
A The Mughals descended from Genghis Khan on their maternal side.
B The Mughals descended from Timur on their paternal side.
Mughals descended from Genghis Khan on their maternal side, and from Timur on their paternal side. Mughals took pride in their Timurid ancestry, as Timur was a great conqueror who captured Delhi in 1398.