Respuesta :

Answer:

Secondary and Primary .    

Explanation:

The data which is gathered other then the consumer is known as Secondary data.The main advantage of the Secondary data that it is low cost and faster then as a comparison to the primary data.The main objective of Secondary data that it saves time.

The data which is collected by any source is known as Primary data. The primary data is Created via the telephone survey. Primary data do not save time as compared to secondary data.