Question

タヌ

(4)に入れる言葉についてです。答えはwhat ですが、私的にはthat でもいいのではないかと思ってしまいます💧
違いを教えていただけると嬉しいです🙏

'Ah, httle fox, but ifT give you a pasketfnl: what am_Tto eat?asked the boy               和ッ
*Oh、 trust me, and dol               said the foxiT know itwil bring you luek・ So the boy
【 B 】 andputthem into arush basket. The fox thanked him, and. taking thebasket in his
mouth、 trotted offto the king's palace and made his way straighttotheking. [