Evelyn's is the practical use of solar power in a vacuum cleaner that is designed to effortlessly vacuum clean the floors of on-the-go and elderly consumers.

Evelyn's is the practical use of solar power in a vacuum cleaner that is designed to effortlessly vacuum clean the floors of on-the-go and elderly consumers.

A) product idea

B) product concept

C) product image

D) prototype

E) promotional product

B

Explanation:

Evelyn's product concept from the above was born from thorough research to determine best quality and best performance product for her target market- her on-the-go and elderly consumers. The product concept is a very important concept in marketing that deals with maximizing product features to suite target market, therefore reaching market potential.

answer; i believe that the correct answer is(d) nondisjunction during meiosis;

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]