question_answer

This question has Statement-1 and Statement-2. Of the four choices given after the statements, choose the one that best describes the two statements. Statement-1:        Sky wave signals are used for long distance radio communication. These signals are in general, less stable than ground wave signals. Statement-2:        The state of ionosphere varies from hour to hour, day to day and season to season.   AIEEE  Solved  Paper-2011

A) Statement-1 is false, Statement-2 is true

B) Statement-1 is true, Statement-2 is false

C) Statement-1 is true, Statement-2 is true and Statement-2 is the correct explanation of Statement-1

D)  Statement-1 is true, Statement-2 is true and Statement-2 is not the correct explanation of Statement-1