Satellite imagery would be most useful in

a.
calculating urban growth
b.
determining exact location
c.
measuring elevation
d.
navigating between places

Satellite imagery would be most useful in "calculating urban growth".

Satellite imagery refers to the pictures of Earth or different planets gathered by Imaging satellites worked by governments and organizations around the globe. Satellite imaging organizations pitch pictures by permitting them to governments and organizations, for example, Apple Maps and Google Maps. 
Every single satellite picture created by NASA are distributed by NASA Earth Observatory and are unreservedly accessible to general society.

The name may be in importnce  to them

Exploration mission 2;