Exhibits knowledge of the elements related to radio communications, navigation systems/facilities, and radar services available for use during flight solely by reference to instruments 
Selects the proper frequency and identifies the appropriate facility 
Follows verbal instructions and/or navigation systems/facilities for guidance 
Determines the minimum safe altitude 
Maintains altitude, &amp;plusmn;200 feet ; maintains heading, &amp;plusmn;20&amp;deg;; maintains airspeed, &amp;plusmn;10 knots