“But a new model quickly determines the best routes and means for delivering humanitarian aid,” (lines 4-6)

“Rather than considering the shortest path from one place to another to maximize profit,” (lines 20-21)

“her system aims for the cleanest path at minimum cost, while capturing factors such as the perishability of the product…” (lines 21-23)

“‘You don’t know where demand is, so it’s tricky,’” (lines 24-25)

“ ‘This is particularly important where response must be rapid and effective, such as during disaster scenarios...’” (lines 37-39)