Answer:
The major source of pollution that leads to acid rain is factories.
Explanation:
The smokes which are thrown out from factory is mixed up with the rain and cause acid rain.Acid rain can cause various skin problems.
Answer:
SERF
(Middle Ages) a person who is bound to the land and owned by the feudal lord
Slave
Its true just like the person on top of me said
Specialization is where the production of a limited number of products focuses on a nation or individual. It is often forgotten to produce other goods and depends on trade for the other goods.
