Universal Container’s Salesforce Admin is working on defining and creating the list of opportunity competitors in Salesforce lightning. How could this be done?

Answer options:

A.Opportunity competitors are not available in lightning
B.Add the picklist values as competitors through setup, then opportunity then competitors
C.Enable the opportunity competitor through opportunity setting
D.Create a list view on the opportunity page

Correct Answer: A 
Opportunity competitor is not available in Salesforce lightning. 
Option B is incorrect because adding the picklist values for competitors is done through Salesforce classic. 
Option C is incorrect because the opportunity competitor cannot be enabled through opportunity whether it is Salesforce lightning or classic. 
Option D is incorrect because, in Salesforce classic, the opportunity competitor is a list view on the opportunity page. 
Reference: 

https://help.salesforce.com/articleView?id=competitors.htm&type=5