既清新又响亮，既简洁又抢眼的主题能吸引与会者、参展者和赞助商。
A、A fresh, loud, concise and eye-catching theme can attract attendees, exhibitors and sponsors.
B、A new, loud, simple and showy theme can attract attendees, exhibitors and sponsors.
C、A fresh, loud, concise and eye-catching theme can attract exhibitors, attendees, and sponsors.
D、A new, loud, simple and showy theme can attract exhibitors, attendees, and sponsors.