<prompt> Ngwala serapa se sekopana sa kanegelo ka taba ye e latelago: MothoX o lekola mothopo  <response>: Ee, wo ke serapa se sekopana: Ziaire, e lego motho yo a ratago go tseba, o ile a lemoga gore ice cream ya gagwe yeo a e ratago kudu, Rocky Road, e hlamilwe ke monna yo a bitšwago William Dreyer ka 1929. William Dreyer o ile a tutueletšega go hlama ice cream ka morago ga go bona tsela ya mafsika yeo dihlopha di bego di e tšea ge di rwala gauta nakong ya go kgeregela ga gauta kua California. 