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Each of the following problems consists of a question and the statements labelled $(1)$ and $(2)$. You must decide whether the data given for the statements are sufficient to answer the questions.

What is the value of $x$?

1. $x^{2}-5x+4=0$
2. $x$ is not prime.

1. Statement $(1)$ ALONE is sufficient, but statement $(2)$ alone is not sufficient.
2. Statement $(2)$ ALONE is sufficient, but statement $(1)$ alone is not sufficient.
3. BOTH statements TOGETHER are sufficient, but NEITHER statement alone is sufficient.
4. Statement $(1)$ and $(2)$ TOGETHER are NOT sufficient.