Answer:
Students loans are normally guaranteed by the government because governments have collateral on the students in form of the revenue authority pins which can enable them to trace students when there's payment default.
It is A. Included workers from different industries
The correct answer to this open question is the following.
You forgot to include the statements to answer this question. Although you forgot to attach the options, we can comment on the following general terms.
China's stance on human rights has been very questioned by the international community since many years ago. Let's just remember the terrible moments lived during the Tiananmen Square protests and massacre of April 1989. Chinese troops opened fire against the students that were participating in the protests and demonstrations.
So human rights have never been an issue that really concerns the government of China. Its citizens have to obey strict rules imposed by the government that keeps classified information about tortures and detentions.