In a sample of a salt and sand mixture weighing 44.867g, with 12.547g of salt, calculate the percentage of salt and the percentage of sand.

A) 27.97% salt, 72.03% sand
B) 28.03% salt, 71.97% sand
C) 29.12% salt, 70.88% sand
D) 29.88% salt, 70.12% sand