Barrier islands serve as the first protection for the mainland. They take the first hit and slow down the hurricane/reduce impacts. Because of this, lack of barrier islands would cause the mainland to be flooded even more, which would cause land loss.
Answer:
His first step on the moon was a great individual achievement even though it looked like a small thing.
Explanation: because it tells us that we are making huge progress for humankind.
i think it’s iron and steel
The participants gave hitler something valuable in exchange for peace.
Hope this helps :)