The number of ways that are there for Felicity to make her selection based on the combination of the twin bars is 103 ways.
From the complete information, the combination for a twin bar is 13, 2 twin bars can be in 31 places.
3 twin bars of chocolate will be 30 and 4 twin bars will be 29. Therefore, the number of ways will be:
= 13 + 31 + 30 + 29
= 103 ways
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