单项选择题

          GUARANTEED LOWEST PRICES TO THE FAR EAST!!
Airline Destination Travel Dates Fares from
Atlantic Hong Kong 26 Aug 07--30 Sep 07
25 Oct 07--14 Dec 07
25 Dec 07--20 Mar 07
£ 284
Cathy Pacific Hong Kong 20 Aug 07--31 Aug 07 £ 670
Air New Zealand Hong Kong 26 Aug 07--30 Sep 07
25 Oct 07--14 Dec 07
25 Dec 07--20 Mar 07
27 Mar 07--31 Mar07
£ 282
China Eastern Shanghai 20 Aug 07--30 Nov 07
24 Dec 07--12 Mar 07
24 Mar 07--31 Mar 07
£ 260
Lufthansa Beijing 20 Aug 07--31 Dec 07 £ 233
Austrian Beijing 20 Aug 07--31 Aug 07
15 Dec 07--31 Dec 07
£ 445
China Eastern Beijing 20 Aug 07--30 Nov 07
24 Dec 07--12 Mar 07
24 Mar 07--31 Mar 07
£ 300
Singapore Airlines Singapore, Hanoi 20 Aug 07--30 Nov 07 £ 425
Thai Bangkok
Hanoi, Ho Chi Minh City
20 Aug 07--30 Nov 07 £ 335
£ 395
             ALL TAXES AND CHARGES ARE NOT INCLUDED
For any other alternative dates please call our reservation hotline: 0207 484 8900. All tours can be tailor-made for individual/group travel therefore please call our tour department on 0207 484 8925 for further details.
The above listing is most probably ______.

A.an advertisement placed by an airline company
B.a notice placed by an international air committee
C.a ticketing message provided by a hotline company
D.an information board provided by a travel agency