Yes, but sex is only allowed if the minor have reached age of consent in his state. Parents can not decide over that.
Yes, but depending on what state you are in, you may not be able to have sex. And the parents cannot consent to illegal act.
Not if you are over the legal age of consent.
Yes. The age of consent is 18 in California, and parents cannot 'consent' to breaking the law. It is actually considered child abuse or the parents could even be charged for a crime in allowing it to happen.
No
With parental consent, yes.
Yes of course as long as it's a non-sexual relationship until the age of consent has been reached.
Yes she can.
if they both have parents consent
Yep.
Yes but you need parental consent from her and his parents.
You have to be 18 to marry without parental consent.
No. You may be parents, but you are still minors and require parents consent. When you both turn 18 you can get married without your parents consent since at that point you are an adult.