One of the beliefs of the Populist Party was

Athe need for higher tariffs to protect American industries.
Bthe aggressive expansion of American territory.
Cfew government regulations of businesses.
Dthe need for coinage of silver money.

Verified Answer :

One of the beliefs of the Populist party was D. THE NEED FOR COINAGE OF SILVER MONEY.

Populist Party were formed by farmers who were greatly affected by the introduction of the Industrial Revolution.

Farmers sold their crops to middlemen at a price which they believe are not sufficient to augment their daily expenses.

Populist Party wanted the some of following government actions:
1) free coinage of silver
2) graduated income taxes
3) abolition of national banks
4) non-ownership of lands by foreigners
5) plenty of paper money and many more.