I would say that Mercury show the most signs of volcanic activity.<span />
3 most predominate reasons are....
The buoyancy of the magma
The pressure from the exsolved gasses in the magma
The injection of a new batch of magma into an already filled magma chamber
Answer:
Valencian town of Buñol, in the east of Spain
As a way to ensure that deaf and blind individuals would be able to live and work in the community of their choice