Which of the following statements regarding acute glomerulonephritis developing after a ...

Which of the following statements regarding acute glomerulonephritis developing after a streptococcal infection is correct?
 
  A. It results from a bacterial infection of the glomeruli.
  B. Antigen-antibody complexes are filtered from the blood and accumulate within the walls of the glomerular capillaries where they incite an acute inflammation.
  C. The glomerular filtration rate is increased, leading to excess loss of fluid and electrolytes in the urine.
  D. It is usually associated with coexisting streptococcal infection of the bladder (cystitis).