请根据下面短文回答：
Open Time: 9:00 to 17:00 Tuesdays through Sundays(sales stop at 16:00)
Ticket Prices: Full Price: RMB 30; Half Price: RMB 15
Free invitation tickets are distributed every Wednesday and shall not exceed the approved quota. The corresponding policies are:
· 200 invitation tickets are freely distributed to the public every Wednesday.
· Visitors shall go to the bamboo courtyard on the first underground floor east to pick up invitation tickets according to the order of the telephone reservation from 8:30 to 11:00 a.m. every Wednesday.
· Staff of the museum will distribute the 200 free invitation tickets based on the order of the telephone reservation until the quota is used up.
· Visitors shall get the free invitation ticket by using their valid certificate.
Distribution is limited to per person.
· Visitors using the free invitation ticket cannot visit the special exhibitions.
Tickets are only valid on the date indicated.
Year-round Free Admission Policies.
· Retired people with the provision of their certificates of retirement
· Disabled people with the provision of their certificates of disability
· Disabled soldiers with the provision of their certificates of disability
· Staff working in the culture and museum systems with the provision of their employment certificates
· Children less than 120 cm in height and accompanied by adults (those without adult accompaniment will not be admitted and the accompanying adult must purchase a ticket as per regulations)
Routes:
Subway: Muxidi Station, Line 1
Buses: No.1, No.4 and Special Bus No.1 to the stop "Muxidi".
Reservation Telephone: 63370491 63370492

With free invitation tickets, you could visit______.
[A] all the exhibitions except for special ones in the museum
[B] all the exhibitions in the museum
[C] special exhibitions in the museum

CHA于哪年成立，总部设在哪里（）。

A、1979年河北保定

B、1989年河北保定

C、1979年北京

D、1989年北京