Read Mary Antin’s biography from "The Promised Land." Mary Antin (1881-1949), immigration rights activist, came to the United States during the third great wave of immigration (1881-1920), when more than 23 million immigrants came to America. These new arrivals were largely from eastern and southern Europe. Although born into poverty, Antin rose out of it through education and eventually attended Columbia University.
Based on this biography, Antin most likely continued to write about
A. Europe.
B. Boston.
C. exams.
D. immigration.

yes, it can be both.

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.

tom robinson he was a black man that was accused of raping caucasian woman, and an idealistic lawyer offers to defend him. which makes nobody believe in the innocence of a negro.