Answer:
Price bundling
Step-by-step explanation:
Price bundling - 
It is the practice of selling a combined package of goods and services at a much lower price , than selling it individually , is known as price bunding . 
The practice is beneficial as it increases the sale of goods and services . 
For example , 
package of TV channels , new mobile phone with some data plans , getting something free on the purchase of a particular commodity , is an example of bundle pricing . 
Hence , the example shown in the question , is about price bundling .