Step-by-step explanation:
Organic molecules are chain of carbon atoms that are often quite long. The four main group of organic molecules are : carbohydrates, lipids, proteins and nucleic acids.
Copper electrical wire is a conductor. Its electrical conductivity is very high. Plastic is a organic polymer having high molecular mass. They are composed of many sub units. Some of the examples of polymers are nylon, polystyrene, teflon etc.
Table salt is the combination of sodium ion and chloride ion. It is an ionic compound.
Antacid are such substances that neutralizes the acidity of stomach. Some of the antacids are Mg(OH)₂, CaCO₃ etc.
Hence, the correct option is (b) "plastic storage containers".