At a regional airport with an elevation of 29 meters below sea level, the observed station pressure is 1031 mb.

Using the equations presented in the activity, _____ mb must be _____ the station pressure to correctly determine the sea level pressure value in mb.
Group of answer choices

10.31 mb, added to


2.9 mb, subtracted from

10.31 mb, subtracted from

2.9 mb, added to