The purpose of the watchdog role is to

The purpose of the watchdog role is to watch over the activities of a specifical part of the government and to report problems or illegal acts. It could be a person alone, a group or a committee. It also exists in private practice, as to avoid that a company acts wrong or against the laws and regulations.

usually her father was the one that controlled it after the death of the husband

the graphs indicate that few people in bolivia work in industry, as that is the least expressive sector shown in the respective graphic.