Estimate the typical cruising speed of a long-haul commercial jet airliner at its cruising altitude. Choose the closest estimate from the options below:
2.5 m/s2.5\text{ m/s}2.5 m/s
25 m/s25\text{ m/s}25 m/s
250 m/s250\text{ m/s}250 m/s
2500 m/s2500\text{ m/s}2500 m/s