Which tree species is characterized by spear-shaped leaves with tiny bristles at the tip, round acorns up to ½" long, and a pyramidal shape in its youth, transitioning to an oblong-oval to rounded shape at maturity?
a) White Oak (Quercus alba)
b) Red Oak (Quercus rubra)
c) Willow Oak (Quercus phellos)
d) Live Oak (Quercus virginiana