Answer:
I’m not fully sure but in my opinion i would think, “You can not learn in the future unless you learn from your mistakes.” I hope this helps, Sorry if it is wrong.
Best of luck!!<3
The answer is A. Persuade the audience
President Reagan's speech was mainly written to persuade the audience.
The layers of the atmosphere differ in temperature and density.
I'm pretty sure that it is C
Explanation:
(i)Graham Bell made it because there was a need in transport and communication.
(ii)There was some transport/communication crisis going on in England, which caused industrial revolution in England.So Graham Bell [there are other persons too who invented other things like steam locomotive by George Stephenson] thought to make it.
(iii)Yes,there are certain problems when it was made such as sending a human voice over a wire, later, Graham Bell could able to solve the problem.