Yes, the phrase is a sentence fragment. It doesn’t make a complete sentence while standing alone. It’s not a full sentence.
Answer:
Dependent clause
Explanation:
It doesn't make sense right now standing alone, it needs an independent clause to "depend" upon. For example: "Whatever she wanted to be doing at this time, I will let her do it."
Answer:
how long does it need to be
Salt used to be very rare and valuable back then. But now a days you can get it any where and its really cheap.
i think its the first one