[tex] \frac{2}{5} + \frac{1}{3} [/tex]
the simplest form.
[tex] \frac{2 \times 3}{5 \times 3} + \frac{1 \times 5}{3 \times 5} [/tex]
[tex] = \frac{6}{15} + \frac{5}{15} [/tex]
[tex] = \frac{6 + 5}{15} [/tex]
[tex] = \frac{11}{15} [/tex]
therefore, the correct answer is option C.