Answer:
Adoption is the legal process by which children enter a family they were not born into.
Explanation:
In Act I, Ross brings good news. He tells Duncan of Macbeth and Banquo's valiance in defeat of Norway. Later, he tells Macbeth that he is Thane of Cawdor. In Act IV, Ross informs Lady Macduff that her husband has left them for England.
Pretty sure the answer is C!!