The correct answer is C.
Since it is a Government issued Act, thetone of this excerpt is formal.
We know this because:
- It containts complex and longer sentences to elaborate the addressed subject.
- It is objective, since it does not show any judgement or opinion; it only states the information.
- It written in its entirety with full words: there are no contractions and the abbbreviations, such as SSN, are spelt out in full when first used .
- It is written, as all formal texts and documents, in the third person.