Universal Container’s sales ops requested the salesforce admin to find a way that can make reps to create tasks and events in a quicker way. What would a Salesforce Admin do to achieve this?

Answer options:

A.Create canvas Activities
B.Create predefined Subjects
C.Automate activities within workflow
D.Automate activities with Process Builder

Correct Answer: B 
Creating a predefined subject will allow sales reps to create tasks and events in a quicker way. Salesforce admin can create a list of these predefined tasks such as Phone call, Send a letter, email, etc. 
Option A is incorrect because canvas activities are related to message actions and decisions. 
Options C and D are incorrect because both the workflow and process builder are used for automating business processes. 
Reference: 

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