Final answer:
Ultrasound examination is very useful in determining the presence of IUGR in most cases. It is the preferred imaging technique during pregnancy because it is safe and non-invasive.
Step-by-step explanation:
Ultrasound examination is very useful in determining the presence of Intrauterine Growth Restriction (IUGR). The answer to the question is b) Yes, in most cases. Ultrasound is the preferred imaging technique during pregnancy because it is safe, non-invasive, and does not involve ionizing radiation that could harm the developing fetus. It allows doctors to assess fetal growth, development, and detect any abnormalities or complications.