Put a word from the nox ineach gap to complete the following passage

Put a word from the nox ineach gap to complete the following passage( social service ; social services ; helping ; social policy ; helps)
      Social work is a                                      field. A social worker is a proffesional who works to help people. Most often he or she is professional who works with people and                                     them manage their daily lives, understand and adapt to illness, disability, and death, and ontain                                         , such as healthcare, government assistance, and legal aid. Other social workers work as administrator in                                    settings, write grants for nonprofit agencies, advocate for                                  at various levels of goverment, and conduct research.
( Giúp mình nhé: ) Cảm ơn rất nhiều:3)