Which one of the following polymeric materials is used for making bullet proof jacket?

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Q: 105 (CDS-II/2009)
Which one of the following polymeric materials is used for making bullet proof jacket?
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question_subject: 

Science

question_exam: 

CDS-II

stats: 

0,32,32,19,10,32,3

keywords: 

{'polymeric materials': [0, 0, 1, 0], 'nylon': [0, 0, 0, 2], 'bullet proof jacket': [0, 0, 1, 0], 'rayon': [1, 0, 0, 0], 'kevlar': [0, 0, 1, 0], 'dacron': [0, 0, 1, 0]}