why is it important to evaluate the author's purpose when reading an informational text?

A. it can highlight the qualification a writer has in a certain field
B. it can help a reader determine what an author wants them to learn from the text
C. it can suggest how the reader should feel about the information in the text
D. it can explain what the author's opinion is on the information presented

B. it can help a reader determine what an author wants them to learn from the text