Which statement regarding the diagram is true?
m_WXY = m_YXZ
mzWXY < m_YZX
m2WXY + m_YXZ = 180°
m_WXY + m_XYZ = 180°

It is the second one

Farmers might start growing due to dire economic circumstances 2.) poppies.

Poppies are famously known as breadseed poppy and opium poppy are farmed and cultivated for three purposes. The poppy seeds are edible; consumed by human beings; and it is also useful for pharmaceutical purposes. Furthermore, it produces alkaloids called oripavine and thebaine, used in pharmaceuticals to make drugs such as oxycodone and hydrocodone.  

In some countries, farming poppies without a license is deemed as a criminal offence. There are also some strict regulations regarding access to the poppies plantations such as the prohibition of access unless accompanied by the licence holder. Also, one can report people to police if there is non-compliance.