LIBYA'S new National Oil Corporation (NOC) chief Farhat Bengdara rejected challenges to his appointment as most of the company's major subsidiaries publicly acknowledged his leadership and work at some shuttered fields and ports resumed. Prime Minister Abdulhamid al-Dbeibah of the Tripoli-based Government of National Unity (GNU) appointed Bengdara last week to replace veteran NOC chief Mustafa Sanalla, prompting Sanalla and the eastern-based parliament to reject the decision. The parliament does not recognise the GNU and analysts say the standoff over control of government risks becoming a dispute over the NOC that could lead to splits in a company globally recognised…