2791 What characters can be added here so that each character contains a part of the previous character? a) 扇 -> _ -> _ -> 時 b) 炎 -> _ -> _ -> 縦

a) 扇 -> 翌 -> 音 -> 時

扇 SEN, oogi - fan

翌 YOKU - next, following

音 ON, IN, oto, ne - sound

時 JI, toki - time, hour

b) 炎 -> 畑 -> 累 -> 縦

炎 EN, honou - flame

畑 hatake - cultivated field

累 RUI - involvement, trouble, accumulation

縦 JUU , tate - height, vertical