It is one of many spiritual paths. Buddhists do not believe there is only one legitimate spiritual path.
Buddhists seldom think about Christianity as anything other than "another religion". There is no "Christianity envy" or Christianity phobia. Like Ghandi they probably " ... like your Christ, (but) do not like your Christians. Your Christians are so unlike your Christ." The Dalai Lama has observed that the Christians Jesus espouses and follows many beliefs from Buddhism.
Certainly all Buddhists do not believe this. There may be some Japanese Buddhists who think this.
Buddhist followers are usually called Buddhists. A community of Buddhists is called a "sangha" (similar to the term "congregation" in Christianity).
Buddhists and true Christians have no common ground.
Buddhists don't have salvation for eternity.
YES. Buddhism ia a philosophy and does not conflicts with Christianity or any religion. there are Christian-Buddhists, Jewish Buddhists, etc. (search the web)
suffering
Islam Christianity Buddhism =(A)8
roman catholic, jehovis whitness, christianity, Mormons, Adventists, Buddhists, Muslims, Hindus, and Hare Krishnas
Like Christianity, their is a problem of sexual abuse by monks.In Tibet, the Buddhists are oppressed by the Chinese.
China, Asia, I think
Christianity started to grow noticeably in numbers in Cambodia starting around 2003, but most of the people there are Buddhists.