QUESTION $3$

A product line is defined as

a$.$ a specific group of products that are offered to the market.

b$.$ products that an organization makes available to consumers.

c$.$ products that can be designated as a unique offering among the organization's products.

d$.$ a group of closely related products that are considered a unit because of marketing, technical, or end$-$use considerations.

e$.$ products that are sold by the same firm or a division of a firm.

QUESTION $4$

A specialty product

a$.$ is generally less expensive than other items in the same product class.

b$.$ requires purchase planning, and the buyer will usually not accept substitutes.

c$.$ prompts the purchaser to make comparisons among alternatives.

d$.$ is purchased frequently.

e$.$ requires minimal effort to purchase.