Firstly, Shining morning face means the children's face after washing their face at morning. And secondly, creeping like snail means the children's who can not move and unwilling to go to school. Just like snail...
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Answer:
third line is suitable for main theme
Hope This Helps
https://byjus.com/govt-exams/direct-indirect-speech-rules/
Is this about a book orrr what? like a story?
