2823. What characters can be added here so that each character contains a part of the previous character? a) 婆 -> _ -> _ -> 坂 b) 妄 -> _ -> _ -> 賄

a) 婆 -> 如 -> 吐 -> 坂

婆 BA - old woman

如 JO, NYO - equal, like, as, as if

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

坂 HAN, saka - slope, hill

b) 妄 -> 如 -> 員 -> 賄

妄 MOU, BOU - without reason, without authority

如 JO, NYO - equal, like, as, as if

員 IN - member

賄 WAI, makana(u) - provide board, supply, furnish