The correct option is B Use of money and muscle power.
One of the serious problems affecting the parties around the world challenge is the growing role of money and muscle power in parties, especially during elections. Since parties are focussed only on winning elections, they tend to use short-cuts to win elections. They tend to nominate those candidates who have or can raise lots of money. Rich people and companies who give funds to the parties tend to have an influence on the policies and decisions of the party.