Statement 1: Sky wave communication is not suitable for frequencies greater than 30 MHz
Statement 2: High frequency signals die out before reaching the ionosphere.
A. Both statement-1 and statement-2 are true, and statement-2 is the correct explanation of statement 1.
B. Both statement-1 and statement-2 are true but statement-2 is not the correct explanation of statement-2
C. Statement-1 is true but statement-2 is false.
D. Statement-1 is false but statement-2 true.