CREATE TABLE table_65878 ("Constituency number" TEXT, "Name" TEXT, "Reserved for  (  SC / ST /None ) " TEXT, "District" TEXT, "Number of electorates  ( 2009 ) " FLOAT)

What is the Reserved for (SC / ST /None) when the constituency number is 203?
SELECT "Reserved for ( SC / ST /None)" FROM table_65878 WHERE "Constituency number" = '203'
SELECT "Reserved for ( SC / ST /None)" FROM "table_65878" WHERE "Constituency number" = '203'