<p><strong>Rearrange the parts of a sentence referred to by P, Q, R and S to form a complete and meaningful sentence: </strong></p> <p>&ldquo;I enclose ________ ________ ________ __________&rdquo;</p> <p>P : and the postage</p> <p>Q : a postal order</p> <p>R : the price of books</p> <p>S : which will cover&nbsp;</p>