When a sound from a source is refracted away from the surface of the earth, it gives an indication that the
a. air is cooler than the ground. b air has high humidity. c wind is blowing in the direction of the sound. d ground is cooling faster than the air.

the answer is A. air is cooler than the ground.

Explanation:

answer

procedural programming, object-oriented programming

explanation

procedural programming is a type of computer programming language that specifies a series of well structured steps and procedures   within its development period of time. it contains a systematic order of statements, functions and commands to complete a computational task or program. it is centered on creating procedures. while object oriented programming is a programming language that is centered on creating objects rather that actions and data rather than logic.. it has four principles which are inheritance, polymorphism, abstraction and encapsulation