Typically, if you have your period, you are not pregnant.
To be sure, buy a home pregnancy test from your local pharmacy.
If you have missed your period and are pregnant, you most likely got pregnant around 14 days before your missed period.
you could be having a miscarriage
You can not be pregnant if you have your period at all. However, if you have missed a week of your birth control pills you do have the chance of becoming pregnant if you have unprotected sex.
No not likely.
If the 16yr old was regular and then missed one randomly - she could be pregnant. If she has only just started, it is common for periods to be missed, late, early etc.
You might be pregnant. Or it could be another hormonal change.
If you miss your period there are hundreds of reasons why you could have missed it. Pregnancy is just one of the many.
She could absolutly be pregnant!
In some cases when you are first pregnant you can still menstrate but I don't know how common that is.
Yes
you could be, get a test to be sure
probaly