The first thing that the law enforcement personnel look for is the PFD or Personel Floatation Device, the emergency kill switch that must wear around the wrist in case you fall off or wipe-out, and the PWC registration numbers must also be visible.
B or A would be your answer. (If I am incorrect I am sincerely sorry ;-; but both seem to be in the area of Nationalism)
Lake Turkana
Lake Turkana is 300 Km long and 50 Km wide, which also makes it the largest lake in Kenya (although, Lake Victoria which is shared with Kenya, Tanzania and Uganda is larger). It is also the world's largest permanent desert lake.