Elements Of Remote Sensing
Earth observations from a satellite platform provide:

Repetitive observations of the same area with intervals of a few minutes to a few weeks
Synoptic view of a large area
Constant solar zenith angles and similar illumination conditions
All of these

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Elements Of Remote Sensing
Due to scan geometry of a satellite sensor:

All of these
The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir
The off-nadir resolution is degraded
The details towards the edge of the scan get compressed

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Elements Of Remote Sensing
Pick up the correct definition from the following with response to GIS.

Common boundary between two areas of a locality is known as adjacency
The geometric property which describes the linkage between line features is defined as connectivity
All of these
The area features which are wholly contained within another area feature, is known so containment

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