Identify the Irrational Number

Consider the expression $$x = 5 + 2\frac{1}{6}$$ and the following set of numbers:

• A. $$0.3$$
• B. $$\frac{22}{7}$$
• C. $$\frac{19}{6}$$
• D. $$\frac{\frac{8}{3}}{2}$$
• E. $$\frac{5\frac{1}{3}}{0}$$

Determine which of these numbers is irrational. A number is considered irrational if it cannot be expressed as the fraction of two integers.