PSYCHOLOGY:Family influence has a large impact on individuals suffering from somatoform disorders, especially if there is a with the same diagnosis.
А. female relative
B. male relative
C. parent
D. sibling

А. female relative

Explanation:

Somatoform disorder: In abnormal psychology, the term "somatoform disorder" is considered as a "somatic symptom disorder". It is referred to as any mental disorder that is being manifested as "physical symptoms" and determines injury or illness, yet can't be explained completely by a "general medical condition" or via a direct effect of a specific substance, and aren't attributable to some other mental disorder.

Causes: Family history, stressful life events, possessing any medical condition, etc.

In the question above, the given statement represents "female relative".