CREATE TABLE table_746 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

What party did Frank J. Becker represent?
SELECT "Party" FROM table_746 WHERE "Incumbent" = 'Frank J. Becker'
SELECT "Party" FROM "table_746" WHERE "Incumbent" = 'Frank J. Becker'