This is a correct answer to the following question about Postage stamp. Yes or no? Answer: The postmark indicates the date and point of origin of the mailing. Question: when were forever stamps introduced
No

This is a correct answer to the following question about Insulated glazing. Yes or no? Answer: The performance of insulating glazing can be modified through the use of the following: Question: what is the difference between inside glazed outside glaze
No

This is a correct answer to the following question about Egg roll. Yes or no? Answer: The ingredient included egg, flour and sugar. Question: Who invented egg rolls
No