Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Dodo’s Guilt and the Doctor’s Frustration
S3E27
·
The Plague
To
Guilt and Fear Poison the Detention Room
S3E27
·
The Plague
Why These Connect
The narrative assertion
"Dodo's expression of guilt in the detention room regarding bringing her cold onto the Ark leads to the Doctor realizing the direness of the situation."
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.