Russian Federation is the official name of Russia and what it is called now.
The way the compass points towards which you are heaing towards.
The correct option is A.
Resonance is the phenomenon by which a vibrating system or an external force drives another system to oscillate with greater frequencies at specific frequencies. These specific frequencies are called resonant frequencies. At resonance frequencies, small periodic driving forces have capacity to produce large amplitude oscillation.<span />
Longitude →Geographic coordinate that specifies the east–west position of a point on the Earth's surface.
Latitude → Latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface.
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The capital of Canada is Ottawa.