How might a potential immigrant choose one country over the rest? (answer asap thx in advance)

The amount of religious freedom, or the amount of general freedoms the country grants.

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.