Answer:
The correct answer is the option A: there has been an increase in complex organizations.
Step-by-step explanation:
To begin with, the complex organizations comprehends those that have a large amount of people working for them and because of that reason the companies need to adjust to the situation of managing and coordinate the great amount of workers they have as well as the huge amount of operations they manage.
Secondly, due to the fact that the amount of complex organizations had increased in the last years the activities in contemporary life have become more formalized because the majority of the people now work in those organizations and for that reason they acquire the habit of acting formal in the daily life activities.