Which set of numbers are ordered from least to greatest?
3,998; 3,987; 4,000; 4,001
3,321; 3,200; 3,100; 3,199
4,981; 4,984; 4,998, 5,000
6,000; 5,980; 4,678; 9,700
4,981 < 4,984 < 4,998 < 5,000
Compare the digits starting from the left.
Out of the given options, we can see that option (d) is arranged in ascending order.