Answer:
18-21 weeks of pregnancy
Step-by-step explanation:
To confirm if the fetus is a male or female, Sonogram can be done within the second routine ultrasound. This usually between 18 to 21 weeks of pregnancy. The purpose is to check if the fetus is going through one health challenges or physical abnormalities
The ultrasound scans the genitals of the mother to check the sex of the fetus.
Three lines on the sonogram has been tested and tried that it means that the fetus is a female.