The answer would be 21k 6th to the quarter of two
1. He wishes he had a larger laboratory to be able to develop his invention
2.If only we had antivirus programs installed in our systems
3.If only I have the chance to use the 3D printer more often, it would change a lot of things
4. She wishes she had payed attention during the demonstration
5.If only he had listened during the course of the experiment
6.She wishes she has a new tablet
Answer: Has made post offices.
Explanation: Because of post offices, many people now can send mail to anyone around the world.
