alphabets $=\{\text{'}1\text{'}$:$\text{'}$A$\text{'},\text{'}2\text{'}$:$\text{'}$B$\text{'},\text{'}3\text{'}$: $[\text{'}$C$\text{'},\text{'}$D$\text{'},\text{'}$E$\text{'}]\}$ which statement among the following will fetch the element $\text{'}$E$\text{'}$