​Match the Common Pregnancy Test/procedure with Its Description and How

​Match the common pregnancy test/procedure with its description and how it is done.Note: Answers may be used more than once.
-​A standard exam performed between 18 and 20 weeks to look for signs of problems with the baby's organs and body systems and confirm the age of the fetus and proper growth

A) ​glucose challenge screening
B) ​glucose tolerance test
C) ​Group B streptococcus
D) ​maternal serum screen
E) ​nonstress test
F) ​ultrasound exam
G) ​urine test