The following sentences form a paragraph. The sentences are numbered as P, Q, R, S and T. These five parts are not given in proper order. Read the sentences and choose the alternative that arranges them in the correct order.

P. This is despite an unprecedented oil market crash triggered by the coronavirus lockdown.

Q. It is expected that petrol forecourts would try to hold their prices to help them stay afloat.

R. The price of petrol could fall from £1.10 a litre to 98p after the collapse of global oil prices.

S. The forecourts will try this notwithstanding a slump in sales of petrol and diesel due to lockdown restrictions on travel.

T. British motorists are likely to miss out on petrol prices below £1 a litre.