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Put the following steps of the scenario in order:
A. Bob and his friends build the new lock.
B. Based on their tests, they decide that they should put a rubber tube around the outside of the chain to make the chain more durable in different climates, so they build a new model of their chain and lock.
C. Bob gets together with a few other people to think of how they can prevent bike thefts. They think of creating a bike alarm system, creating thicker chains with locks on them, and using combination locks instead of locks with keys.
D. Bob and his friends present their idea for a new bike lock at the town meeting.
E. To see how well the new lock works, Bob and his friends try cutting through the chain with different tools, and they write down their observations.
F. Many bikes have been stolen in the neighborhood because the bike locks are easily broken.
G. They decide to create a bike lock with a thicker chain and a combination lock.
What is F, C, G, A, E, B, D?