If you need a solution for Excel 2021, then you'll need to find a way around HSTACK, which won't be available to you.
Maybe this:
=LET(f,FILTER(A2:D9,C2:C9=MAXIFS(C2:C9,A2:A9,A2:A9,B2:B9,B2:B9)),
SORT(CHOOSE({1,2},INDEX(f,,1)&" "&INDEX(f,,2),INDEX(f,,4))))
Also posted on ExcelForum.