{$mEDiAurl}
[*] how DoEs thE proFEssor DEvElop thE topiC oF politiCAl pArtiEs
A．By CompAring thE goAls oF DiFFErEnt pArtiEs
B、By promoting thE viEws oF A spECiFiC pArty
C．By DEsCriBing pArtiEs in A two-pArty systEm
D．By ExplAining how to orgAnizE A pArty