Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor claims personal authority
S15E21
·
The Invasion of Time Part 1
To
Doctor orders lead-covered Presidency chamber
S15E21
·
The Invasion of Time Part 1
Why These Connect
The narrative assertion
"The Doctor's inquiry about his office and quarters triggers the discussion about refurbishment, which then expands into bizarre yet precise demands for lead-covered interiors, marking the formal exercise of his newfound presidential authority."
About Causal Connections
A directly causes B. The first event sets forces in motion that produce the second. These are the load-bearing connections of plot--remove one and the story structure collapses.