CREATE TABLE table_74567 ("Area" CLOB, "Advertisement date" CLOB, "Block" CLOB, "Winning applicant" CLOB, "Ensemble name" CLOB)

What is Ensemble Name Muxco Gloucestershire's Advertisement Date in Block 10C?
SELECT "Advertisement date" FROM table_74567 WHERE "Block" = '10c' AND "Ensemble name" = 'muxco gloucestershire'
SELECT "Advertisement date" FROM "table_74567" WHERE "Block" = '10c' AND "Ensemble name" = 'muxco gloucestershire'