Answer:
A.
Step-by-step explanation:
The secondary source can be defined as those texts or works which provide second-hand information. A piece of second-hand information is that information that is passed down from the person present at the time of a certain event.
A secondary source is a work created after the event, issue, or period in history has passed. Most often, a secondary source is based on the primary source, this is called a piece of second-hand information. A secondary source also tries to analyze the primary source or interpret it.
In the field of law, the secondary source works as a persuasive resource of the primary source.
Therefore, option A is correct.