Question

how does lois weber use a split - screen technique in suspense to enhance the narrative?
to show simultaneous actions happening in different locations
to show how small the space is
to display different perspectives of the same scene
to highlight character emotions through close - ups

Explanation:

Split - screen technique in film is often used to show multiple events happening at the same time in different locations, which can build tension and advance the narrative. It is not mainly for showing space size, different perspectives of one scene, or highlighting emotions through close - ups.

Answer:

To show simultaneous actions happening in different locations