What comes next in the following sequence?
$$\text{B, C, E, G, \_\_\_}$$

Let's look at the standard positions of the given alphabet letters:
* $\text{B}=2$
* $\text{C}=3$
* $\text{E}=5$
* $\text{G}=7$

The numbers $2,3,5,7$ are consecutive prime numbers.
The next prime number after $7$ is $11$.
The $11^{\text{th}}$ letter of the English alphabet is $\text{K}$.