Jeff hired David, who had five prior convictions for drug possession, as well as three DUI's within the past two years, to work as his private pilot. Jeff did not do a criminal records check before hiring David. Jeff threw a big party on his private island and sent David in a private jet to pick up 10 of his friends. On his way to pick up Jeff's friends, David smoked meth and drank a half a bottle of whiskey. David crashed the plane when attempting to land on the island and everyone on board died. In lawsuits brought by the estates of Jeff's friends against Jeff, what result?

Jeff is not liable because he did not know of David's criminal convictions.

Jeff is not liable because David's conduct was not reasonably foreseeable.

Jeff is only liable under the doctrine of respondeat superior.

Jeff is directly liable for negligent hiring.