A、應(yīng)當(dāng)在轉(zhuǎn)向的同時(shí)開(kāi)啟轉(zhuǎn)向燈 B、應(yīng)當(dāng)先轉(zhuǎn)向后開(kāi)啟轉(zhuǎn)向燈 C、應(yīng)當(dāng)不開(kāi)啟轉(zhuǎn)向燈 D、應(yīng)當(dāng)提前開(kāi)啟左轉(zhuǎn)向燈