Question: how many social classes existed in the han dynasty I found the following answer on Google: Following the death of Emperor Ling (r. 168189 AD), the palace eunuchs suffered wholesale massacre by military officers , allowing members of the aristocracy and military governors to become warlords and divide the empire. Is that a correct answer? Yes or no.
No

Question: what is the highest mountain in america and where is is located? I found the following answer on Google: The first verifiable ascent to McKinley's summit was achieved on June 7, 1913 by climbers Hudson Stuck , Harry Karstens , Walter Harper , and Robert Tatum. Is that a correct answer? Yes or no.
No

Question: what does it say on the doll sgt. peppers I found the following answer on Google: Sgt. Pepper's Lonely Hearts Club Band (often shortened to Sgt. Pepper) is the eighth studio album by English rock band the Beatles . Is that a correct answer? Yes or no.
No