操作风险与控制自我评估（RCSA）中，以下哪些是评估后的控制优化所要考虑的因素？（）

Sunny English Club For students 16:00 ~ 18:00   Every Saturday 200 yuan a month（月） 9 Zhou Yu Street Tel: 3786290 Foreign teachers, English songs and films and more!
Ocean（海洋） Museum（博物馆） 9:00~17:00  From Thursday to Sunday Ticket（票）: 50 yuan 132 Xue Yuan Street Tel: 5439871 Show you a full picture of sea lives（海洋生物）!	Health Centre（健康中心） 9:00 ~ 17:00 16 Yong Le Street Tel: 3801451 Free examinations（免费检查） for those over(超过) 70 Give you good advice（建议） to keep healthy（保持健康）!

小题1:Sunny English Club is for ______.

A．nurses

B．policemen

C．businessmen

D．students

小题2:You will pay ______ if you want to stay in the English Club for half a year.

A．300 yuan

B．600 yuan

C．1,200 yuan

D．2,400 yuan

小题3:You can visit Ocean Museum ______.

A．on Saturday

B．on Wednesday

C．on Monday

D．any time(任何时间)

小题4:One can get（得到） free examinations in Health Centre if （如果）he is ______.

A．9

B．17

C．67

D．73

小题5:If（如果） you like the life of fish and sea, you should go to ______.

A．Health Centre	B．Ocean Museum
C．Sunny English Club	D．16 Yong Le Street