Countertrade provides a way for firms to trade either by using a small amount of hard currency or even none at all

Which of the following pairs perform similar functions in the online world?

A) virtual reality and hashtags B) vCards and HTML C) microblogging and hCards D) presence awareness and context indicators

A copyright is an exclusive right to reproduce and sell an original work for the creator's life plus 20 years

Indicate whether the statement is true or false.