A、應(yīng)當在轉(zhuǎn)向的同時開啟轉(zhuǎn)向燈 B、應(yīng)當先轉(zhuǎn)向后開啟轉(zhuǎn)向燈 C、應(yīng)當不開啟轉(zhuǎn)向燈 D、應(yīng)當提前開啟左轉(zhuǎn)向燈