(2nd LD) S. Korean economic growth hits 5-year high in Q3: BOK

(ATTN: CORRECTS to 1.4 percent the rate of growth in gross national income in para 14; UPDATES with additional information, remarks from BOK official in paras 10-12, 15-16) SEOUL, Dec. 3 (Yonhap) -- The South Korean economy grew at the fastest rate in