Select the THREE choices that represent methods for conducting priceanalysis for federal procurements. (Select three)Select one or more:a.A comparison of the proposed prices received in response to the solicitationb.Use of parametric estimating methods or rough yardsticksc.Use of formal questionnaires sent out to a randomly selected contractorsd.Comparison of previously proposed prices with current proposed prices for the same or similar items e. Political Science Social Science Government