Multiple Select Question

Select all that apply

Which of the following are related to marketing in the production$-$onented era? $($Choose every correct answer.$)$

Retail stores were considered places to hold inventory until it was sold.

There was an excess supply of product, and the consumer held all the power.

Manutacturers were concemed with product innovation, not with satisfying the needs of individuals.

Personal selling was used to market products.