I used the storeDescription's properties to check if the store automatically migrates and if the mapping model is inferred and I got a Yes. So think the issue is something else.

Any help is appreciated.

To summarise my question, when and where do I pass the options dictionary?

So it turns out we are on our own here. There are many ways calories burned can be calculated. One way is using the MET equation. Neerav

I was selecting New Xcode Project>(Multi platform)App instead of ...>(iOS) App. Now I see the options!