题目内容：
共用题干Spoilt for Choice
Some research which was recently carried out in Britain has confirmed what many ordinary shoppers have suspected for quite a long time.Having a______(51)selection of goods to choose from is not necessarily a______(52)to consumers.The average supermarket in Britain has around 40,000 different products on sale at any one time and if you're______(53)of buy-ing a car,then there are actually around 1,600 different______(54)on the market.
In one sense,choice is a good thing because it______(55)us to buy those products which best suit our needs.But choice can also______(56)something of a problem.With over 400 brands of shampoo on the market,how does the consumer______(57)hold of the informa- tion necessary to choose between them?
For some people the solution is to buy only well-known brands,whilst others are happy to be ______(58)by advertising. There is evidence,______(59),that for some people the ______(60)of choice available to them in Britain's consumer society is actually a ______(61)of anxiety and stress.One man interviewed by the researchers admitted that he had______(62)out to buy his girlfriend a mobile phone for her birthday,but was so ______(63)by the number of different types on offer in the shop that he______(64)up and decided to buy her a bundle（束）of flowers______(65)!
59._________
A: therefore
B: moreover
C: however
D: whether
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