The government's purchase of services from social organizations is a new type of public service supply method that is common in the international community. The specific approach is for the government to introduce a market mechanism to take part in public services and social management matters directly to the public in a certain way. And procedures, to be borne by qualified social organizations, and pay fees to social organizations based on the quantity and quality of services. Based on the above definitions, Which of the following are government purchases of services from social organizations:. ["In order to facilitate citizens' travel, a city's traffic management department rents an SMS platform of a telecommunications company to send reminders to the citizens on a regular basis.", 'A street recruits volunteers to the jurisdiction to assist the judicial authorities in carrying out community correction services for prisoners serving in the community.', 'In order to protect the interests of farmers and the enthusiasm for planting grain, the State has entrusted China National Grain Reserve Corporation as the main body of the implementation of the market-supporting purchase policy and organized the state-owned grain depot to implement open purchases for rice farmers.', "A municipal education committee has established a non-profit website for super teachers to answer primary and secondary school students' online learning questions, which has been well received by students and parents. An educational institution sponsored the expansion of this website to help more students."]