At least one, without c, with c, you can't get high marks. As for meetings, AAB or above is the best. ABB even attended the meeting, but was usually removed. Measures for the Administration of Youth Science Fund of NSFC 20 10- 1 Implementation. In order to standardize and strengthen the management of the Youth Science Fund Project of the National Natural Science Foundation of China (hereinafter referred to as the Youth Science Fund Project), these Measures are formulated in accordance with the Regulations of the National Natural Science Foundation of China (hereinafter referred to as the Regulations).