Which is one ongoing obstacle to peace between Israel and Palestinian Arabs?(1 point) Responses Egypt has refused to negotiate with Israel. Egypt has refused to negotiate with Israel. Israel will not give up its settlements on the Sinai Peninsula Israel will not give up its settlements on the Sinai Peninsula The Palestine Liberation Organization (PLO) continues to deny Israel's right to exist. The Palestine Liberation Organization (PLO) continues to deny Israel's right to exist. Palestinians want to take back land that once belonged to their families.