If one has a special medical condition such as diabetes, epilepsy, or allergy, it is advisable that one CARRIES some kind of identification in order to avoid being given improper medication in an emergency.
Please tell me the meaning of carry in the sentence above. On this list of meanings http://oald8.oxfordlearnersdictionaries.com/dictionary/carry , which item from 1 to 20 does it belong to?
Number 2.

2 [transitive] carry something

to have something with you and take it wherever you go.

Police in many countries carry guns.I never carry much money on me.
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Does "some kind of identification" mean a device that helps people check if there's something wrong?
It means a bracelet or necklace alerting emergency medical professionals to allergies or pre-existing conditions.