Answer:
B.) It is unreliable because it offers opinions, not scientific facts.
Step-by-step explanation:
Shawna is very knowledgeable about cars. She subscribes to several different automobile magazines, has interviewed people who work on cars for a living, and has researched many types of cars. She started a blog with the information she has gathered. On her blog, she offers opinions about which cars are the best value for the money and which are the most difficult to repair.
You do not use opinions in science.
had my science teacher confirm this for me on edge 2020