Two European philanthropists have spent more than a year walking from their continent to Asia to raise funds for needy children in Viet Nam

A. Funds were raised for needy children in Viet Nam by a one-year-walk from their continent to Asia by two European philanthropists.

B. In order to raise funds for needy children in Viet Nam, two European philanthropists have spent more than a year walking from their continent to Asia.

C. Two European philanthropists have been walking from their continent to Asia for more than a year because of needy children in Viet Nam

D. Two European philanthropists walked from their continent to Asia more than a year ago to raise funds for needy children in Viet Nam