Example of Colloquial English:
Colloquial english is like whatever, its how people normally talk like, not how they write. if you are writing colloquially just say something that uses the grammar and words you normally use, you know.
Example of Formal English:
Formal English is format typically reserved for academic or journalistic writing. It typically follows a more strictly regimented grammar structure.\////////%/\/\/\/
I think it is B:<span>social change affects personal identity</span>
Explanation:
presente
io assumo tu assumi egli assume noi assumiamo voi assumete essi assumono
io gestisco Tu gestisci egli gestisce Noi gestiamo Voi gestite essi gestiscono
io guadagno tu guadagni egli guadagna noi guadagniamo voi guadagnate essi guadagnano