Question: What Island is leased by an independent, Uniting Church, co-educational, day and boarding school?

Context paragraphs:
Knox Grammar School: Knox Grammar School is an independent, Uniting Church, day and boarding school for boys, located in Wahroonga, New South Wales, an upper North Shore suburb of Sydney, Australia.  Founded in 1924 by the Presbyterian Church of Australia as an all-boys school, and named after John Knox.  The school has since grown, branching out into a large Senior School of approximately 1550 students and a Preparatory School of 550.  The school also caters for approximately 160 boarding students from Years 7 to 12.  During the period of Dr Paterson as Headmaster, the school doubled in size, raised education standards and increased participation in a wealth of activities.

Wesley College (Victoria): Wesley College, Melbourne is an independent, co-educational, open-entry and boarding school in Melbourne, Australia.  Established in 1866, the college is a school of the Uniting Church in Australia.  Wesley is the largest school in Australia by enrolment, with 3,100 students and over 1,300 staff.

Westminster School, Adelaide: Westminster School is an independent, Uniting Church, Early Learning to Year 12, coeducational, day and boarding school located at Marion, South Australia, 12 km south of Adelaide.  Founded as a Methodist day and boarding school for boys, the school was opened by the Prime Minister Robert Menzies in 1961 and is named after Westminster School in London.  The school became co-educational in 1978, and has a current enrolment of around 1150 students.

Scots PGC College: The Scots PGC College is an independent, co-educational, Uniting Church, day and boarding school, located in Warwick, Queensland, Australia.

Goose Island (South Australia): Goose Island is a small (2 ha), rocky island lying about 550 m from the northern end of the much larger Wardang Island, off the west coast of the Yorke Peninsula, in the Spencer Gulf of South Australia.  Rising to a height of 26 m, its vegetation is dominated by African boxthorn on clay and calcarenite soils.  The waters surrounding the island are protected in the Goose Island Aquatic Reserve.  The island is leased from the Department of Environment, Water and Natural Resources by Scotch College and is co-managed by the two parties.

Scots School Albury: The Scots School Albury is an independent, K-12, Uniting Church, co-educational, day and boarding School, located in the suburb North Albury of Albury, New South Wales, Australia.  It draws students from the local area and other parts of Australia.

Kinross Wolaroi School: Kinross Wolaroi School is an independent, Uniting church, co-educational, day and boarding school, located in Orange, a provincial city 260 km west of Sydney, New South Wales, Australia.

Scotch Oakburn College: Scotch Oakburn College is an independent, Uniting Church, co-educational, day and boarding school, located in Launceston, Tasmania, Australia.

Scotch College, Adelaide: Scotch College is an independent, Uniting Church, co-educational, day and boarding school, located on two adjacent campuses in Torrens Park and Mitcham, inner-southern suburbs of Adelaide, South Australia.

St Michael's Uniting Church, Melbourne: St Michael’s Uniting Church is a church in Collins Street in central Melbourne, Australia.  Originally the Collins Street Independent Church, a Congregational Union of Australia church, and later Collins Street Uniting Church, St Michael's has become well known as a centre of liberal theology and political radicalism under its outspoken minister, Rev Ric Holland, currently the church's executive minister.  The church became a congregation of the Uniting Church in Australia at its inception in 1977.

Supporting paragraphs: Goose Island (South Australia) Scotch College, Adelaide
Answer: Goose Island