2055. What characters can be added here so that each character contains a part of the previous character? a) 案 -> _ -> _ -> 肪 b) 章 -> _ -> _ -> 幸

言  GEN, GON, i(u), koto - say, speech

⼕  The "Hakogamae" radical - box

Add 若:言+若 若+⼕  

若  JAKU, waka(i), moshikuwa - young, or

諾  DAKU - consent, agree to

匿  TOKU - shelter, hide