Ferns are not of major economic importance, but some are used for food, medicine, as biofertilizer, as ornamental plants and for remediating contaminated soil. They have been the subject of research for their ability to remove some chemical pollutants from the atmosphere.
B) se divierten is the answer
Atmósfera.
Espacios opresivos, decadentes, crudos, utópicos.
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Number 2 is: ella vive
number 4 is: a mi me gusta
the rest is correct