Why would selling indulgences not have been possible before europe had switched to a money economy?

What is zinn's approach to the study of history? what does he suggest occurs when history is told is the story of human progress?

30 points first to answer is brainliest i need asap which of the following was not included in the declaration of sentiments at the seneca falls convention? a) women's right to practice religion freely b) women's right to be guardians of their own children c) women's right to own property d) women's right to speak wherever they choose

During the era of european expansion, what was the biggest reason for spain’s push for exploration?