which sentence uses dashes correctly?\nuluru is also known as ayers rock—it is a large sandstone formation…

which sentence uses dashes correctly?\nuluru is also known as ayers rock—it is a large sandstone formation in central australia.\naustralia is home to some unusual animals such as kangaroos—wallabies—koalas—kookaburras.\nballaratone is of the centers of the 19th - century australian gold rush and gold is still being mined—today.\nsydney draws visitors from all around the world to see its iconic architectural masterpiece—the sydney opera house.
Answer
Answer:
A. Uluru is also known as Ayers Rock—it is a large sandstone formation in central Australia.
Brief Explanations:
In option A, the dash is used correctly to add an explanation about Uluru. In option B, dashes are mis - used instead of commas for listing animals. In option C, the dash usage is incorrect as it disrupts the sentence flow. In option D, the dash placement is wrong; "today" should not be separated this way.