Why does mrs. higgins not want her son around visitors?

she is ashamed of his line of work.
he swears and has poor manners.
she knows that word has got out about her son's "situation" with liza.
she does not approve of pickering.

The correct answer is "He swears and has poor manners".

Explanation:

In the play "Pygmalion" by George Bernard Shaw, Mrs. Higgins is proud of her son's achievements, however she disapproves his manners, his language, and his social behavior. Therefore, she does not want him to be around visitors because his son swears and has poor manners.

a) walter looks unhealthy

the pronoun reference replaces a noun, but you have to make sure there's no room for confusion.

in the first sentence "her" could be referring to shely or to the sister. the answer there is "shelly called her sister and told her about the new baby."

in the second sentence "it" could be referring to the roof or the floor. the answer there is "since the roof leaks on the family room floor, we need to repair the roof."