Which is an internal influence on thoughts or feelings?
a) preferences

b) family health history

c) your community

d) family

Preferences are an example of an internal influence on thoughts or feelings.  Correct A

Internal influence on thoughts or feelings are linked to the personality, and not the external environment. Personality is defined as the thoughts, emotions, intentions and behavior that people express as they move through their environment. It influences how we select, organize, and interpret information.

cutting out negative people, changing their diets, exercising, taking off days from work or school, etc