Yes, depending on the ambient temperature and the material of the lunch box.
This is mainly true if you have been drinking a lot
No! External is outside so that would be false. Inside would be internal!
Answer: Communication
Explanation:
The characteristic of a healthy family relationship does this described here is communication.
Communication is when information is being transferred from one individual to another individual or from one place to another.
For every communication, there must be a sender and a receiver to receive the message that's sent.
The answer would be offspring. Why? When a sperm and an egg meets, it creates a zygote.