Which statement out of the following statement is wrong?

• Attenuation of satellite signals by rain and fog varies almost inversely with the angle of elevation
• At 12/4, GHz link frequencies, signal power loss due to rain and fog is much greater than at 4/6 GHz frequencies
• The distance between satellite and Earth station varies slightly with angle of elevation
• At present 4/6 GHz geostationary satellites are being parked in geosynchronous, orbits at least 10° apart