The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: Children with poor phonological skills progress more poorly.

Q: The consensus concerns the causal role of phonological skills in young children’s reading progress.

R: Studies of the factors governing reading development in young children have achieved a remarkable degree of consensus over the past two decades.

S: Children who have good phonological skills, or good phonological awareness become good readers and good spellers.