Which sentence below demonstrates nonstandard english? 
i did not go anywhere.
lauren said she is down with going.
he brought its collar.
had he been, he would have played.

C) He brought its collar demonstrates nonstandard English.

Explanation:

Every single person, be it a grammar nazi or not, will slip out and step their feet on non- standard english once in a lifetime. Some people engage themselves in nonstandard english more frequently than others.

Non standard english may be defined an an english sentence which is grammarly nor correct and requires some alterations. Also, slangs can be considered a part of non standard english. Other types of non standard english can be jargons and unrecognised words. Here "he brought its collar" is a non standard english and  it is lacking a determiner before the word collar. There should be an article present in place of "its".

answer: provide the speech

explanation: