What do all consumer services jobs have in common?

providing individuals with tangible goods

working with people

individuals live better lives

obtaining vocational training

Which biofeedback measurement is correct? ekg assesses electrical activity conducted by our muscles an emg is a test that assesses electrical activity conducted by the heart an eeg is a test that assesses electrical activity conducted by the adrenal glands a gsr is a test that assesses electrical activity conducted by the skin