Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Tegan resolves to flee TARDIS for help
S20E10
·
Mawdryn Undead Part 2
To
Tegan activates the TARDIS homing beacon under threat
S20E10
·
Mawdryn Undead Part 2
Why These Connect
The narrative assertion
"Nyssa’s giving Tegan the homing device allows Tegan to attempt to return the TARDIS to the correct time, culminating in her successful activation of the device after discovering the temporal discrepancy."
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.