单项选择题
A．communicate via radio through the Bristol Channel B．establish a long distance transmission C．transmit the first radio messages D．work with a German physicist
A．was given to Marconi and his compatriot Braun B．was given to Marconi and his partner Braun C．was shared by Marconi and Braun D．was shared by a German scientist and an American scientist
A．he did not get financial support for his research in Italy B．he loved England C．his research had to be conducted in England D．his research fellow was in England