yes
No, a social security card is not invalid if it is signed by a parent. The parent's signature might be required if the individual is a minor or unable to sign the card themselves. However, the cardholder's own signature may be required when using the card for certain official purposes.
The person to whom the social security card and number belongs. Chances are you have already signed it.
In the US, a dependent child of a deceased parent may be eligible for assistance from Social Security. Check with your local Social Security office.
For a minor child (under age 18) to collect Social Security, the child's parents must be eligible for Social Security. This generally occurs when the parent(s) become 62 or "permanently and totally disabled" as defined by Social Security.
The one you were given when you became a citizen, anything else is invalid.
You can get social security at that age if you are disabled, a disabled widow, the widow of a spouse who was already collecting social security and you are not a worker. You can get social security if you are a child of a deceased parent or your grandparents are on social security and they are your sole source of care.
he responded to it by supporting the social security act
No. Your social security number does not appear on any copies of your birth certificate.
The Social Security Act
The Social Security Act
If the stepparent has legal guardianship, yes.
NO
You don't. The number you're assigned by the Social Security Administration will already be valid. A number you get any other way is invalid and can't be made valid. (Even if the number itself is "valid" in the sense "it's an actual social security number", it's not valid for you unless it's your social security number.)