A positively charged sphere of radius `r_(0)` carries a volume charge density `rho_(E)` (Figure). A spherical cavity of radius `r_(0)//2` is then scooped out and left empty, as shown. What is the direction and magnitude of the electric field at point B?
A. `(17pr_(0))/ (54epsilon_(0))"left"`
B. `(17pr_(0))/ (54epsilon_(0))"right"`
C. `(pr_(0))/ (6epsilon_(0))"left"`
D. `(pr_(0))/ (6epsilon_(0))"right"`