In Genesis 6–9, what is the most likely reason God chooses the rainbow as a sign of his covenant with man? Genesis 6–9 It stands for accountability, so it will serve as a reminder from God that those who deny him will be punished. It symbolizes forgiveness for a severe offense, just as God pardoned humans for their evil nature. It stands for peace, so it will serve as a reminder from God that humankind should live in harmony. It symbolizes rebirth after a catastrophic event, just as God allowed humankind rebirth after the flood.