I think the answer is 3 and 4
When you install a solar battery as part of your solar panel system, you are able to store excess solar electricity at your home instead of sending it back to the grid. ... Later, when your solar panels aren't producing electricity, you can draw down the energy you stored earlier in your battery for night use.
Hope this helps!
I think it could be comorbidity
Answer:
you inhale oxygen and exhale carbon dioxide.
hope this helps and please mark brainliest :)
