The correct options are
A Hindu-Muslim unity
B Revival of spinning wheel
C Liquor prohibition
The revival of untouchability is not a Gandhian principle, but the abolition of untouchability is. The Swarajya Party contested the legislative elections in November 1923 and was elected in both the central and provincial legislatures. It secured a clear majority in some areas. It did not emerge as a majority party in Bengal, but it gained popularity.