Context: CREATE TABLE table_name_16 (year_10_5th_quad VARCHAR, open_1st_viii VARCHAR, year_10_3rd_quad VARCHAR)
Question: What is the Year 10 5th Quads with NC as Open 1st VIII and NC as a Year 10 3rd Quads?
Answer: SELECT year_10_5th_quad FROM table_name_16 WHERE open_1st_viii = "nc" AND year_10_3rd_quad = "nc"