Is lead chloride ( pbcl2) solution, substance, homogenous mixture ir heterogeneous mixture?

Lead chloride solution is A SUBSTANCE.
 In chemistry, all matters are divided into mixtures and pure substances. The pure substances are made up of one type of particle while the mixtures are made up of different particles. The pure substances can be in form of an element or a compound. Lead chloride for instance is a compound and is a pure substance.

The answer is b metal denting