Question: Moana, South Australia neighbors which suburb in Onkaparinga?

Context paragraphs:
O'Halloran Hill, South Australia: O'Halloran Hill is a suburb in the south of Adelaide, South Australia, situated on the hills south of the O'Halloran Hill Escarpment, which rises from the Adelaide Plains and located 18 km from the city centre via the Main South Road.  The suburb is split between the Cities of Marion and Onkaparinga, and it neighbours Happy Valley, Hallett Cove, Trott Park and Darlington.

Onkaparinga River National Park: Onkaparinga River National Park is a protected area in the Australian state of South Australia located about 32 km south of Adelaide city centre.  It extends over the floodplain of the Onkaparinga River east of Main South Road.

Clarendon Weir: The Clarendon Weir is a small weir on the Onkaparinga River, near Adelaide in South Australia.  Built in 1894–96 as part of the early Onkaparinga Water Scheme, the weir was designed to pool water from the Mount Bold Reservoir, on the Onkaparinga, which is often boosted with water from the River Murray.  From the weir water is directed onwards to Happy Valley Reservoir in the Field River catchment through pipeline.  The water is used to supply the majority of the Adelaide region's water needs.  The Clarendon Weir wall, originally constructed with large blocks of Macclesfield marble, was raised to its current height of 14.5 m in the mid-1960s.

Division of Kingston: The Division of Kingston is an Australian Electoral Division in South Australia covering the outer southern suburbs of Adelaide.  The 171 km² seat stretches from Hallett Cove and O'Halloran Hill in the north to Sellicks Beach in the south, including the suburbs of Aldinga Beach, Christie Downs, Christies Beach, Hackham, Hallett Cove, Huntfield Heights, Lonsdale, Maslin Beach, Moana, Morphett Vale, Old Noarlunga, Onkaparinga Hills, Port Noarlunga, Reynella, Seaford, Sellicks Beach, Sheidow Park, Port Willunga, Trott Park, Woodcroft, and parts of Happy Valley and McLaren Flat.

Noarlunga Centre, South Australia: Noarlunga Centre is a suburb in the City of Onkaparinga in the southern suburbs of Adelaide, South Australia.  The suburb is mostly commercial, being dominated by the Centro Colonnades shopping centre and the small 'Inspire Noarlunga' estate to the east of Goldsmith Road.  The suburb is bordered by Beach Road to the north, Dyson Road to the west Goldsmith Road to the south and the Southern Expressway to the east.  Burgess Drive, Seaman Road and David Witton Drive are the main thoroughfares inside the boundaries of the suburb.

Moana, South Australia: Moana is an outer coastal suburb in the south of Adelaide, South Australia.  The suburb is approximately 36.4 km from the Adelaide city centre.  It lies within the City of Onkaparinga local government area, and neighbours the suburbs Seaford, Maslin Beach, Seaford Rise and Port Noarlunga

Huntfield Heights, South Australia: Huntfield Heights is a metropolitan suburb of Adelaide, South Australia.  It lies within the City of Onkaparinga and has postcode 5163.  The borders of this suburb are Honeypot Road to the north, Main South Road marks the eastern and the southern border, and the Southern Expressway marks the most westerly border.  Huntfield Heights used to be the southern half of Hackham West.  In the late 1990s it was renamed, after former Noarlunga mayor Walter Morris Hunt.

Reynella East, South Australia: Reynella East is a metropolitan suburb of Adelaide, South Australia.  It lies within the City of Onkaparinga and has postcode 5161.  It is one of the smallest suburbs in South Australia.

City of Onkaparinga: The City of Onkaparinga is a local government area (LGA) located on the southern fringe of Adelaide, South Australia.  It is named after the Onkaparinga River, whose name comes from "Ngangkiparinga", a Kaurna word meaning women's river.  It is the largest LGA in South Australia, with an estimated population of 164,800 people in both urban and rural communities and is also geographically expansive, encompassing an area of 518.3 km².  The council is headquartered in the Noarlunga Centre with area offices situated in Aberfoyle Park, Woodcroft and Willunga.

Port Noarlunga, South Australia: Port Noarlunga is a suburb in the City of Onkaparinga, South Australia.  It is a small sea-side suburb, population 2,632, about 30 km to the south of the Adelaide city centre and was originally created as a sea port.  This area is now popular as a holiday destination or for permanent residents wishing to commute to Adelaide or work locally.  There is a jetty that connects to a 1.6 km long natural reef that is exposed at low tide.  The beach is large and very long and has reasonable surfing in the South Port area whose name is taken from its location - 'South of the Port'.

Supporting paragraphs: Moana, South Australia Port Noarlunga, South Australia
Answer: Port Noarlunga