The adverbial clause is "unless you invite him". This is because this entire clause actually means "uninvited" which is a manner of his coming there. This is why it is called an adverbial clause of manner.
Answer: So its the first sentance then the one about if bactiera was there so its: 1 and 4
Explanation:
1. Just like any addictive formula or drug Caffeine...
2. Every substance or formula like the varieties of drugs to foods has an different effect on you body just like caffeine...
3. Your brain works in different ways wether its to the way you respond to certain situations, or the amounts of something you consume
(Sorry there bad)