C144 Family Party

"Hahahaha, oh oh oh oh, so great, little grass got it right, gege ~ ~" Happy, happy, because to answer this kind of evil question right?

Thus, neither of these father and son were willing to admit defeat. They competed back and forth for a few rounds.

"In the twentieth century, there was a year when both the positive and the negative were the same. What year?"

"1961!"

"Rubber products