Class 1: Intro 1 2024 sec A - part one

3E7A8525	3E7A8526	3E7A8527	3E7A8531
3E7A8532	3E7A8533	3E7A8534	3E7A8535
3E7A8538	3E7A8539	3E7A8540	3E7A8541