If NASA Sends a Space Probe into Orbit Around Mars

Multiple Choice

If NASA sends a space probe into orbit around Mars, and that probe transmits images of the Martian surface back to Earth, we could say that

A) the space probe is gathering surface data, but it cannot be described as engaging in remote sensing because this is an operation that, by definition, can only be accomplished from Earth orbit.
B) the space probe is generating data for GPS.
C) the space probe is engaging in remote sensing, although it is gathering data from a planet other than Earth.
D) the probe is engaging in aerial photography, although it is taking its "pictures" from outer space.
E) the USGS has programmed the space probe to mimic the work of Earth satellites.