Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
TARDIS lands as Gallifreyan tensions rise
S15E21
·
The Invasion of Time Part 1
To
Investigation forces critical choice on Gallifrey
S15E21
·
The Invasion of Time Part 1
Why These Connect
The narrative assertion
"The Vardan Leader's observation that the Doctor's TARDIS has materialized on Gallifrey immediately leads to Andred's broadcast ordering guards to arrest or destroy the capsule, establishing a chain of command and urgency that spans Gallifreyan security."
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.