The Bremen City School System is opening an all girls academy next school year. The girls choose one top (Green or Yellow), one pant (Khaki or Blue, and one pair of shoes (dress or white), What is the probability of choosing white shoes and a green shirt? a
\large \frac{1}{4}

b
\large \frac{3}{4}

c
\large \frac{1}{2}

d
\large \frac{3}{8}