Feline AIDS and Transmission. The feline immunodeficiency virus causes the immunodeficiency syndrome and can only be transmitted to other felines. In cats, the feline immunodeficiency virus may be contracted through contact with infested saliva, blood or other body discharges.
If you chose C or D, from above, the tie down is the same for all types of Soft Racks, wither you go with hull-up or deck-up. You can approach this in one of two ways; Attach the kayak to the soft racks then lift it all to the car top, or... place the soft racks on the car top then put the kayak on the soft racks.
Rudders are designed to lift up out of the water by means of a cord system and generally fold up out of the way on the rear deck. A skeg is a retractable blade that drops out of a slot in the hull of the kayak near the stern. It does not pivot. It is dropped and retracted by means of a slider usually on one side of the cockpit.