CREATE TABLE table_19973 ("Region" FLOAT, "Group A" CLOB, "Group B" CLOB, "Group C" CLOB, "Group D" CLOB, "Group E" CLOB, "Group F" CLOB)

Who is in group c when wisconsin is in group d?
SELECT "Group C" FROM table_19973 WHERE "Group D" = 'Wisconsin'
SELECT "Group C" FROM "table_19973" WHERE "Group D" = 'Wisconsin'