Thanh điệu của tiếng việt là gì?

What words in the preamble to the constitution reflect the principle of popular sovereignty

When pay is made public, people evaluate how equitable their pay is in light of the pay other people are receiving. the problem in this case is that dwight and guillermo have found out that others are getting paid more than they do for the same work. what are they likely to do under these circumstances

Why can't producers offer a free good for sale?