(a) Upon the retail commercial sale or transfer of any firearm, the seller or transferor shall deliver a written copy of G.S. 14-315.1 to the purchaser or transferee.
(b) Any retail or wholesale store, shop, or sales outlet that sells firearms shall conspicuously post at each purchase counter the following warning in block letters not less than one inch in height the phrase: "IT IS UNLAWFUL TO STORE OR LEAVE A FIREARM THAT CAN BE DISCHARGED IN A MANNER THAT A REASONABLE PERSON SHOULD KNOW IS ACCESSIBLE TO A MINOR."
(c) A violation of subsection (a) or (b) of this section is a Class 1 misdemeanor.