Mark the letter A, B, C, or D on your answer sheet to indicate the best arrangement of the sentences to make a meaningful dialogue in each of the following questions.

a. Matthew: Shall we organise a clean-up day with the other neighbours?

b. Helena: I've seen it too. It's starting to affect how the whole area looks.

c. Matthew: Exactly! Let's create a plan and get started soon.

d. Helena: Great idea! If everyone joins hands, we'll see the difference.

e. Matthew: Have you noticed the litter piling up near the park recently, Helena?