Exam 70-483 topic 2 question 121 discussion

DRAG DROP -
You have the following class. (Line numbers are included for reference only.)

You need to complete the doOperation method to meet the following requirements:
✑ If AddNumb is passed as the operationName parameter, the AddNumb function is called.
✑ If SubNumb is passed as the operationName parameter, the SubNumb function is called.
Which code should you insert at line 16? Develop the solution by selecting and arranging the required code blocks in the correct order. You may not need all of the code blocks.
Select and Place:

Suggested Answer:
Note:
target 2:
GetType() is a method you call on individual objects, to get the execution-time type of the object.
Reference: What is the difference of getting Type by using GetType() and typeof()? http://stackoverflow.com/questions/11312111/when-and-where-to-use-gettype-or-typeof