The combination of the absorption of a second low-pressure area to its southeast , a stronger than normal sea surface temperature differential along its path , and the presence Presence of a strong jet stream aloft led to Causation a rapid strengthening Cause_change_of_strength of the storm Catastrophe , with its central pressure falling Motion_directional to an estimated on 10 January .

In those two cases goal differential would be used Using , but only the goal differential between the top four teams .

In those two cases goal differential would be used Using , but only the goal differential between the top four teams .