Intermediate Mathematical Challenge 2024 Q3

$\small\text{A}\,\,\,$ $\frac{1}{4}$

$\small\text{B}\,\,\,$ $\frac{1}{3}$

$\small\text{C}\,\,\,$ $\frac{1}{2}$

$\small\text{D}\,\,\,$ $\frac{2}{3}$

$\small\text{E}\,\,\,$ $\frac{3}{4}$