Answer:
An effect of the Yom Kippur War was.
Further U.S. support of Israel.
Explanation:
To understand this we need to analyze all the options.
Gola Meir died of lymphoma. So it is incorrect.
Syria and Israel didn't sign a peace agreement, they continued with tensions even in recent times.
The PLO didn't decrease its aggression against Israel. It continues nowadays.
The United States increased its support to Israel and compromised with them at a higher level to prevent future attacks from the Arab states. Because it was not the first time they were involved in wars and it was due to their vulnerability. After that war, U.S. military support increased considerably.
