What dilemma of american policy in the middle east did the yom kippur war make clear? what other lessons did the war teach?

America failed to predict the attack made by the Arabs and Egyptians.  They still believed that such an attack on Israel would not be possible.  Still, this caused the Israelis to beef up their intelligence and their defense.  This also establish peace relations between Egypt and Israel.  

i believe the answer would be 1.

profound political, administrative, and social changes in the british isles.