In the following code segment, three functions return WinJS.Promise objects.
You need to chain the promise operations to optimize error handling.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
In the following code segment, three functions return WinJS.Promise objects.
You need to chain the promise operations to optimize error handling.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D