Answer:
#1 It is the fourth largest political entity to have ever ruled India.
#2 It followed an efficient method of decentralized administration.
#3 The Gupta Era is regarded as the Golden Age of India.
It’s the caste system. It’s deep roots are so important it still exists today.
Answer:laboratory experimentation
Explanation:
The type of investigation that represent the descriptive method of scientific inquiry are; observation, case study and survey.