Q1:
1. Go into the bathroom
2. Put toothpaste on the toothbrush
3. Place head of toothbrush on your teeth
4. Revolve in small circles
5. Repeat 4 for all of your teeth
6. Use water to wash away the toothpaste in you mouth
D. Rasterize
This answer makes the most since
Yes there is a way, you can just go to the backup/system operating system and delete/archive the update, but its only a limited amount of time though, and to be honest with most software, its very hard to downgrade an update, that requires professional skills, but there is a way. If you want try looking up how to downgrade an update for ios on google search and that should help you.
The bastion host node is typically an influential server with better-quality security actions and custom software. It frequently hosts only a single request because it wants to be very good at whatever it does. The software is commonly modified, limited and not obtainable to the public. This host is envisioned to be the strong fact in the network to care for the system last it. Therefore, it often endures unvarying maintenance and audit. Occasionally bastion hosts are used to draw occurrences so that the basis of the attacks may be outlined. The bastion host practices and filters all inward traffic and averts malicious traffic from incoming the network, acting much like a gateway.