General response to all reviewers regarding empirical study of SCG++

We thank the reviewers for their careful consideration and constructive feedback. Below, please find our responses. Since no experimental evidence are provided... Please see our general response above. If'F' is available in closed form and the its gradients can be computed exactly.... Extension to the discrete setting: I do not understand how one would compute the multilinear extension efficiently. We will address this comment thoroughly in our revised version.