CREATE TABLE table_18300 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

How many parties does the incumbent Donald A. Bailey a member of?
SELECT COUNT("Party") FROM table_18300 WHERE "Incumbent" = 'Donald A. Bailey'
SELECT COUNT("Party") FROM "table_18300" WHERE "Incumbent" = 'Donald A. Bailey'