if mrs green read "little pig ,little pig." and the children said ,"let me come in" then they were using; 1.memorization 2. completion reading 3 . story retelling 4.fill in the blank reading

I'll be glad to check your answer.

is it 3

I don't think so.

The children aren't retelling the story.

is it 1

Weren't the children completing the next line in the story?

so its 2 thank you

Right -- and you're welcome.