<u>Pros:</u>
1.You can now enjoy the ride
2.You can also help your friends to reach a particular destination.
3.You can help your elders as well.
4. You can learn how to drive if earlier you were not having any bike
5. You can learn the ability to drive
<u>Cons:</u>
1.You can be in debt trap.
2. The owner of the bike may ask you again and again for the bike.
3. If in case bike gets damaged then the owner may harass you.
4.Accident may happen if earlier you were unaware about the skill to drive.

a. Let's set a=3, b=1


In other words
is odd, i.e.
has remainder 1 when divided by 2. 
b. Let



There are 2n terms in the last factor. All the terms of the form

are odd. So when we add up an even number of them, we get an even number, call it 2m.


We've shown
is divisible by four. 
Merry Christmas!
Answer: Development means “improvement in country’s economic and social conditions”. More specially, it refers to improvements in way of managing an area’s natural and human resources. In order to create wealth and improve people’s lives.
Dudley Seers while elaborating on the meaning of development suggests that while there can be value judgements on what is development and what is not, it should be a universally acceptable aim of development to make for conditions that lead to a realisation of the potentials of human personality.
Explanation:
The answer is a. Appeasement. The best example of this was
when France and Great Britain signed a treaty with Germany promising them part
of Czechoslovakia if it would halt its advance.
Though Germany signed the treaty, it still continued its campaign and
this led to World War II.