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.
Makhaya Ntini a famous South African cricketer suffered from charges of r ape. His very promising career ended suddenly when charges of R ape were levied against him in year 1990. In lower lever trial courts he was found to be guilty. Ntini was accused by his 21 year old neighbour that he gave her lift and took her to toilets of the stadium and r aped her.
In appeal Ntini Makahaya was proved to be innocent.
Other than a question mark? I'd have to see the sentence to understand or is this the sentence?
A, whether or not a specific action should take place.