There are so many possibilities for what 'the call real story' could be. It could be a story that was told over the phone (the call) and is now being shared as a real and impactful experience. It might involve personal revelations, important news, or a series of events that unfolded during a call. Without more details, we can only speculate.
Yes, to some extent. Call of Duty often incorporates real historical events and settings, but it also takes creative liberties for gameplay and entertainment purposes.
Margin Call is indeed based on real circumstances that occurred in the finance world. It takes cues from the 2008 financial crisis and similar events to create a compelling narrative.
Call of Duty WW2 is to some extent based on real history. It attempts to recreate the atmosphere and scenarios of that time, but it's not a 100% accurate recreation. It blends real events with fictional elements to make for an engaging gaming experience.
I'm not entirely sure who Shanna Jackman in 'Answer the Call' is specifically. There might be limited information available if it's a relatively unknown or very specific context within the 'Answer the Call' story. It could be a character created for a particular plotline, perhaps a local hero or someone with a personal journey related to answering a call in a metaphorical or literal sense.