Answer" Option 'a' is correct.
Step-by-step explanation:
Goal of fair trade is to reduce poverty.
Fair trade means where fair price is paid to the producers and fair price is the price at which he does not get a loss and his profit margin is also safe.
Its main motive is to reduce poverty because of fair price poor people can afford those goods which are essential for their survival and it is a necessity too.
Hence, Option 'a' is correct.
