Question

which sentence best replaces sentence 4 (reproduced below) to maintain the style and tone of the passage?
take a look at \mother to son\ by langston hughes and \lift every voice and sing\ by james weldon johnson to see two examples of this.

i think the best examples of this exploration are \mother to son\ by langston hughes and \lift every voice and sing\ by james weldon johnson.
two examples of this exploration are \mother to son\ by langston hughes and \lift every voice and sing\ by james weldon johnson.
both \mother to son\ by langston hughes and \lift every voice and sing\ by james weldon johnson show this very well, and we should look at them.
lets analyze two good examples of this exploration: \mother to son\ by langston hughes and \lift every voice and sing\ by james weldon johnson.

Explanation:

The original sentence uses a formal, objective academic tone to present literary examples. The correct option matches this by being direct, objective, and free of casual phrasing or personal opinion, unlike the other options which include subjective language ("I think"), casual invitations ("Let's analyze"), or redundant phrasing.

Answer:

Two examples of this exploration are "Mother to Son" by Langston Hughes and "Lift Every Voice and Sing" by James Weldon Johnson.