The answer would be D) this can be proven true by looking at the history the baby boomers contributed to in their adolescence, such as protesting the vietnam war, advocating for climate change reform, and by implementing increasingly pacifistic principles in their lives.
The Israelites had to listen to God and obey him while then God himself had to upkeep the promises. Both parties worked towards the goal but both God and the israelites had to keep their agreement