2939. What characters can be added here so that each character contains a part of the previous character? a) 章 -> _ -> _ -> 財 b) 計 -> _ -> _ -> 増

a) 章 -> 古 -> 員 -> 財

章 SHOU - chapter, badge, mark

古 KO, furu(i) - old

員 IN - member

財 ZAI, SAI - money, wealth, property

b) 計 -> 古 -> 吐 -> 増

計 KEI, haka(ru), haka(rau) - plan, total, measure

古 KO, furu(i) - old

吐 TOU, ha(ku) - spew, vomit, give vent to

増 ZOU, ma(su), fu(eru), fu(yasu) - increase, rise, raise