The significant increase in consumer demand following world war ii marked the beginning of the:
a. production era.
b. marketing concept era.
c. customer relationship era.
d. selling era.

b. marketing concept era.

This era existed from 60's to 90's. And was called the 'baby boomer era'.  This era was focused on satisfy the client and producing goods and services.

And in order to satisfy this they use strategies of marketing in order to attract the customers.

Explanation:

a. production era.

False. This era was from 1860-1920 since this era occurs during the Industrial revolution and  not at the beginning of the second world war.

b. marketing concept era.

Correct. This era existed from 60's to 90's. And was called the 'baby boomer era'.  This era was focused on satisfy the client and producing goods and services.

And in order to satisfy this they use strategies of marketing in order to attract the customers.

c. customer relationship era.

False. This era was from 1990-2010 and was focused in create long-term relationships. So then is not the correct option if we analyze the historical time.

d. selling era.

This era was from 1920 and 1940 and not correspond to the begin of the second world war so this one is not the correct option.

answer; planning;