Final answer:
Kevin Whitby is put into Hufflepuff in Harry's 4th year at Hogwarts.
Step-by-step explanation:
When Harry watches the Sorting the 2nd time in his 4th year at Hogwarts, he witnesses Kevin Whitby being put into Hufflepuff. This statement is true. In the book 'Harry Potter and the Goblet of Fire,' during the Sorting Ceremony, the Sorting Hat places Kevin Whitby in Hufflepuff House.