Answer:
light year
Explanation:
Its is equal to 9,500,000,000,000km
Answer:
Wash your hands with soap and water.
Explanation:
This answer comes with common sense, because before you leave, you MUST wash your hands, it's hygiene measure.
This really depends on the thing you are trying to install, and the device you are trying to install it on.
try to find the app info and see what devices it is compatible with. make sure you are using a compatible device, and make sure you are signed in.