Why do you think monks or friars owned no property

They had to give away all their possessions to the church. That is why they did not own any property. Also, they lived in monasteries so they didn't really need any.

The president's only official legislative duty is to sign or veto bills.

The changes to agriculture in the united states since 1900 is that increased mechanization has increased food production, thereby increasing the need for labor. there has been an increased need for higher speeds of food production due the fact that the population in the united states continues to rise.