下列哪一个数四舍五入到最接近的千位是 60 000？

1. Round each option to the nearest thousand

To round to the nearest thousand, we look at the hundreds digit:

• Option (1) $59\ 097$: hundreds digit is $0$, rounds to $59\ 000$.
• Option (2) $59\ 483$: hundreds digit is $4$, rounds to $59\ 000$.
• Option (3) $60\ 123$: hundreds digit is $1$, rounds to $60\ 000$.
• Option (4) $60\ 599$: hundreds digit is $5$, rounds to $61\ 000$.