Question:  North Sydney Bus Depot is operated by the agency of the government of what Australian state?

Context paragraphs:
Port Botany Bus Depot: Port Botany Bus Depot is a bus depot in the Sydney suburb of Port Botany operated by Sydney Buses.

Millennium Park Bus Depot: The Millennium Park Bus Depot is a major bus station located in Delhi, India.  It is currently the largest bus depot in the world.  Constructed primarily by the city's Public Works Department, the depot was inaugurated on 17 September 2010.  The depot occupies an area of 243000 m2 , and has the capacity to park up to 1,000 buses at a time under shed, constituting 14% of the total parking capacity of all DTC depots combined (7,000 buses).  Though initially used exclusively for the 2010 Commonwealth Games, the depot has been used as a regular bus station operated by the Delhi Transport Corporation post the Games.  While the benefits of the depot were well-recognized, the depot was also the center of much controversy and criticism especially regarding its "temporary" nature and the violation of environmental norms.

First and Second Avenues Line: The FIrst and Second Avenues Line, also known as the Second Avenue Line, is a bus line in Manhattan, New York City, United States, running mostly along Second Avenue (and northbound on First Avenue since 1951) from Lower Manhattan to East Harlem.  Originally a streetcar line along Second Avenue, it is now the M15 bus route, the second busiest bus route in the city (behind the Bx12) and the busiest in Manhattan, with an annual ridership of over 15.5 million.  MTA Regional Bus Operations, under the New York City Bus and Select Bus Service brands, operates the local out of the Tuskegee Airmen Bus Depot and the SBS is operated from the Mother Clara Hale Bus Depot.  Service is operated exclusively with articulated buses.

Ryde Bus Depot: Ryde Bus Depot is a bus depot in the Sydney suburb of Ryde operated by Sydney Buses.

Tempe Bus Depot: Tempe Bus Depot (formerly Tempe Tram Depot) is a bus depot in the Sydney suburb of Tempe.  It is currently operated by the State Transit Authority.  The depot survived the closure of Sydney's former tram network and provided storage for the buses that replaced the trams.

State Transit Authority: The State Transit Authority, also referred to as State Transit or STA, is an agency of the Government of New South Wales operating bus services in Sydney.  The STA reports to the Minister for Transport, Andrew Constance.  The current chief executive is Steffen Faurby.

Loyang Bus Depot: Loyang Bus Depot was the second bus depot to be built by the Land Transport Authority in Singapore.  It is located off Loyang Avenue and houses 25 services under the Loyang Bus Package.  Loyang Bus Depot is currently being operated by Go-Ahead Singapore under the contracting model package.

North Sydney Bus Depot: North Sydney Bus Depot is a bus depot in the Sydney suburb of Neutral Bay operated by Sydney Buses.

Willoughby Bus Depot: Willoughby Bus Depot is a bus depot in the Sydney suburb of Willoughby operated by Sydney Buses.

Bulim Bus Depot: Bulim Bus Depot is the first bus depot to be built by the Land Transport Authority in Singapore.  It houses the buses of 26 bus services under the Bulim Bus Package.  It is located along Bulim Avenue in Jurong West.  Since 31 July 2015, the Bulim Bus Depot is being operated by Tower Transit Singapore.

Supporting paragraphs: North Sydney Bus Depot State Transit Authority
Answer: New South Wales