Step-by-step explanation:
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I think it is an upside down cone right.
I think it's A but I'm not 100% sure
Answer:
The can do so in 24 different orders.
Step-by-step explanation:
The number of arranjments of n elements, that is, in how many orders can n elements be organied is:

In this problem, we have:
4 cities, which means that n = 4. So

The can do so in 24 different orders.