As you progress through the game, you will begin the story mission "Rot or Burn". At some point, you will need to obtain three levels of permissions from the certification robot, for which you will need to answer two questions correctly.
Second question:
As for the third level resolution, you just need to defeat a few robots. Choose an Electric type character.
The developers of the gacha game Zenless Zone Zero have released a new promotional code that will allow you to get polychromes, Denny and other in-game resources.
According to his source, the following heroes will be included in the banners in the 1.1 ZZZ update.