Помогите пожалуйста с олимпиадой!!
Eighty years after its first plane took of on May 17, 1928 the Royal Flying Doctor Service is more high-tech but its patients are much the same, the far-flung characters of the continent's remote vastness.

The author uses expression "remote vastness" to point out the continent's 1) geographical location 2) population density 3) size 4) size and isolation 5) size and population density

И если можно грамотный перевод этого отрывка:) Буду очень благодарна!!!:)