(1) Subsection (2) applies where -
(a) a market investigation reference has been made;
(b) a report has been published under section 136 within the period permitted by section 137 or (as the case may be) a report prepared under section 142 and given to the Secretary of State under section 143(3) or (as the case may be) 143A(3) within the period permitted by section 144 has been published; and
(c) the market investigation reference concerned is not finally determined.
(2) The relevant authority may by order, for the purpose of preventing pre-emptive action -
(a) prohibit or restrict the doing of things which the relevant authority considers would constitute pre-emptive action;
(b) impose on any person concerned obligations as to the carrying on of any activities or the safeguarding of any assets;
(c) provide for the carrying on of any activities or the safeguarding of any assets either by the appointment of a person to conduct or supervise the conduct of any activities (on such terms an
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