Which career professional would most likely interact with a healthy pregnant woman needing medical services? a conservationist a sonographer an epidemiologist a geneticist

Among the choices the answer is Sonographer. The sonographer is the one who performs the sonography or the ultrasound, they are considered to be a highly skilled medical personnel, they also operate the machine using for sonographic examinations. It is also called as ultrasonographer. 

Organism, organ system, organs, tissue, cells