I am not 100% sure but I believe the answer is A
It began after the stock market crash of October 1929, which sent Wall Street into a panic and wiped out millions of investors. Over the next several years, consumer spending and investment dropped, causing steep declines in industrial output and employment as failing companies laid off workers.
Answer:
"The historians and students read vertically -- staying within the original website in question to evaluate its reliability." (Spector) Vertical readers are often duped by unreliable indicators such as: a professional-looking name and logo. scholarly or reputable references.
Explanation: