parasitic worm infestation is hypothesized to be
damaging the host, however scientists have recently discovered that
worm infestation can relieve the effect of certain autoimmune
disorder, in which of the following ways should hypothesis be
modified, given the new findings?

A. autoimmune disorder result from being worm-free

B. worm infestation reduces the severity of certain
autoimmune disorders

C. worm infestation reduces the body’s ability to show
symptoms

D. worm infestation prevents the body from immune
malfunction