Final answer:
The predominant transaction type for the chemical manufacturer is business to business.
Step-by-step explanation:
In this question, we are asked to define the predominant transaction type for a chemical manufacturer. Based on the given options, the predominant transaction type for the chemical manufacturer would be 4) business to business. This means that the majority of their transactions involve selling their products to other businesses rather than consumers.
For example, the chemical manufacturer may sell their products to companies in the wood preservation, organic chemicals manufacturing, pesticides manufacturing, petroleum refining, veterinary pharmaceuticals manufacturing, inorganic pigment manufacturing, inorganic chemicals manufacturing, explosives manufacturing, and iron and steel production industries.