Three activities in brazil interior that have caused deforestation are ?

Answer:

The three main activities that have caused deforestation in the interiors of Brazil are as follows:

Clearing of forests for wood.  Clearing of forests for agricultural purposes.Mining activities (majorly carried out for the extraction of coal and other minerals).

Explanation:

Brazil is home to the largest rainforest in the world. But since a few years now, Brazil has been undergoing rapid deforestation. This deforestation is mainly a result of the growing commercial needs and desires of the local population. Clearing of forests to get fine quality of wood, clearing of forests to have more land for agricultural activities, and cutting of forests to carry out mining activities for the extraction of coal and other minerals have been the major reasons behind rapid deforestation in the interiors of Brazil.

81 is a composite number