How did the rise of the middle class change society during the middle ages

In medieval European feudal society (8th–12th centuries), a “middle class” composed primarily of peasants who formed a new “bourgeoisie” based on the success of their mercantile ventures, eventually overthrew the ruling monarchists of their society and ultimately led to the rise of capitalist societies.

a and c?

i think it is a and c

the answer is: must pay taxes on profits

since it is considered as a part of your income, profits from investments is eligible for tax payment.

the tax from your investment could be influenced by how long you decided to sell it. united states promotes keeping your investment for long term period. so, the tax rate for investments that you sell in less than one year is typically higher compared to investments that you sell in more than one year period.