Answer: A) Unprejudiced discriminator
Explanation: A unprejudiced discriminator is one who have no preconceived opinion (prejudice) of his or her own but will usually indulge in discrimination when ever the opportunity presents itself.
According to Merton's classification, an unprejudiced discriminator is free from any form of prejudice but when the opportunity presents itself, when it's profitable or justifiable, they will discriminate against others.
Roger's action against Thanh Li makes him an unprejudiced discriminator.
The writer that Woolf refers to that used a male pen name in order to hide her identity was Currer Bell - APEX
Desertification has affected parts of Africa as:
D. it has led to a decrease in land available for farming.
Explanation:
Africa has the biggest desert in the world : the Sahara which is ever expanding and there are other lands in the semi arid regions near the sub tropic too.
This is because of a combination of the geographic features of the sub arid regions, the less nutrient soil that is prone to desertification and the fact that the wind currents are aversion for constant precipitation.
This means that there is increasingly less farm land in the continent.