Brave new world chapters 4 and 5

1)Why is it important for lenina to publicly prove her unfaithfulness to Henry?

In the book it shows that that the people doesn´t know what is the real love, sow they have relations with a lot of different persons making impossible to be faithful.

2) Is it natural to be in a couple and raise a family in the Brave new World? Why/why not?

Is not natural, because the society of that times, think that to raise a family is not a thing you must do.

3) What is the meaning of "prenumatic" when it is used to describe lenina?

Prenumatic is a word that means sexy.

4) What is "soma" and why do people use it?

Is a drug that the characters of the book use to get happy.

5) Was bernard a tall or a short man?. How did this affect his job? please justify your answer by quoting from chapthers.

Bernard don´t feel comfortable with him self, he is a short man, and that affect in his job, because the people see him different.