(A) $\Rightarrow$ Polyblend is a fine powder of recycled modified plastic developed by Ahmed Khan.$\Rightarrow$ When this material is mixed with bitum

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(A) $\Rightarrow$ Polyblend is a fine powder of recycled modified plastic developed by Ahmed Khan.$\Rightarrow$ When this material is mixed with bitumen,it is used to lay roads,which enhances their water-repellent properties and increases their lifespan.