’R’ will be the first part of the given sequence as it contains the subject, that is, ‘the British manufacturers’. ‘P’ will come next as it contains the verb, that is, ‘put pressure’. ‘S’ will come next as it completes the main action and provides a reason for the words used in ‘P’. ‘Q’ will come at the end as it brings the object that the subject is compared with. Hence, RPSQ is the correct sequence. Thus, option (c) is correct