Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor Demands Decoding Resources
S7E12
·
The Ambassadors of Death Part 1
To
Doctor confirms alien reply signal
S7E12
·
The Ambassadors of Death Part 1
Why These Connect
The narrative assertion
"The Doctor discerns distinct properties in the noise (1df6ad4fd3c2803b), leading to another transmission that the Doctor declares a reply and calling for the Brigadier to initiate worldwide triangulation (7391e3c3ebbf32bf)."
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.