BusinessDictionary.com. Person or firm that endorses a three party agreement to guarantee that promises made by the first party (the principal) to the second party (client or lender) will be fulfilled, and assumes liability if the principal fails to fulfill them (defaults).
One in 2,000 babies are born with ambiguous genitalia and no one knows for sure if they are boys or girls.
Yes, but the risk of it being accurate can be off. Baby's genitalia start to develop in week 16 so your baby will just be starting to show its sex. Can you ask for an ultra sound 2 weeks later so you will have a more clear picture? I was 20 weeks when i had mine.