Read the paragraph from a research-based essay on the benefits of a classroom with a learning center–based layout for preschoolers.

(1) a classroom should be set up as a series of learning centers, which are designated stations that encourage exploration. (2) this layout allows children to move freely throughout the room, delving into activities that interest them and possibly discovering new materials and games. (3) self-directed play and learning promotes confidence and independence in kids. (4) students are focused on a task of their choosing, enjoying themselves, and interacting in smaller groups. (5) discipline problems are often reduced.
what is the best way to revise the paragraph to connect ideas? by splitting sentence 1 into two sentences to separate the ideas by splitting sentence 2 into two sentences to separate the ideas by combining sentences 2 and 3 with the transition word therefore by combining sentences 4 and 5 with the transition word so