046A A
 The nearest Coast Guard station is being called by a vessel on Ch-22. His USA-INT switch is set to INT. What will be the results?
a) The Coast Guard station will probably hear the call and respond but the vessel called will not hear the response. 
b) There should be no problem carrying on communications. 
c) The Coast Guard station will not hear the call because he is listening on a duplex receiving frequency. 
d) Neither station will hear the other's calls. 
