QUESTION: answer this: when did they start putting barcodes on products??

ANS: July 1972,
input: What is the answer to this question? when did canada become a member of the united nations?

output: 1945
In: where did pretty little liars go to college??

Out: Hollis College
Please answer this: who plays brenda in the hills have eyes?

Emilie de Ravin
Q: Answer this question:

when is the senate run off in alabama??

A: December 12, 2017
Question: what are the dots on a domino called?

Answer:
spots