GMAT Sentence Correction (SC) | Re: People with schizophrenia experience miscarriages at a higher rate of

People with schizophrenia experience miscarriages at a higher rate of frequency than people without schizophrenia, whose overactive immune systems tend to be indiscriminately rejecting the foreign DNA of the fetus.

A- People with schizophrenia experience miscarriages at a higher rate of frequency than people without schizophrenia, whose overactive immune systems tend to be indiscriminately rejecting

B- Miscarriages are more common among people with schizophrenia than among people without schizophrenia,