单选题：Electronic cigarettes will face new(36)__________in the US，

Electronic cigarettes will face new(36)__________in the US，the US Food and Drug Administration(37)__________yesterday．These will include curbs on sales to minors and distribution of free samples，as well as provisions forcing manufacturers to place health warnings on packaging．
The long-awaited proposals—which also demand that the manufacturers should disclose all the ingredients in details and make claims of(38)__________risk only if scientifically validated--are less stringent(严厉的)than the Europe legislations voted on in February．(39)__________the proposed restrictions doing nothing to control advertising or curbing the sale off lavored products with names such as“Very Berrylicious”，(40)__________of e-cigarettes claim that they are more(41)__________and scientific than the EU rules．
“This is much less onerous than the European Tobacco Products directive，”says Gerry Stimson，a UKconsultant who supports“least harm"’solutions to health problems．“It is clear that the FDA process，(42)__________the EU，follows the science，but this is just a first step and the regulatory process could take years，during which the products and the market will develop．”
The proposals will likely(43)__________further debate for and against e-cigarettes，which call resemble real cigarettes but contain no tobacco，only a vaporized form of pure nicotine that users breathe in and out．
Backers of e-cigarettes say they have great(44)__________to help hardened smokers quit or cut down，because unlike other nicotine replacement products，they closely(45)__________cigarettes，both in appearance and use．
注意：此部分试题请在答题卡2上作答。
A．popular
B．restrictions
C．potential
D．importance
E．despite
F．provoke
G．announced
H．like
I．resemble
J．proponents
K．maintain
L．pragmatic
M．claim
N．reduced
O．unlike
根据以上内容，回答题。
第36题应填__________.