Table:
text: 2008–09 Argentine Primera División season
Managerial changes
Managerial changes
Team Outgoing_manager Manner_of_departure Date_of_vacancy Replaced_by Date_of_appointment Position_in_table
Huracán Héctor Martínez (interim) End of contract Nov. 3, 2008 Ángel Cappa Nov. 4, 2008 15th (A)
River Plate Diego Simeone Resigned Nov. 9, 2008 Gabriel Rodríguez (interim) Nov. 10, 2008 20th (A)
Vélez Sársfield Hugo Tocalli Resigned Dec. 3, 2008 Pedro Larraquy (interim) Dec. 4, 2008 6th (A)
Argentinos Juniors Nestor Gorosito Resigned Dec. 14, 2008 Claudio Vivas Dec. 27, 2008 11th (A)
Vélez Sársfield Pedro Larraquy (interim) End of contract Dec. 15, 2008 Ricardo Gareca Dec. 16, 2008 9th (A)
River Plate Gabriel Rodríguez (interim) End of contract Dec. 15, 2008 Nestor Gorosito Dec. 23, 2008 20th (A)
Racing Juan Manuel Llop Sacked Feb. 21, 2009 Ricardo Caruso Lombardi Feb. 24, 2009 20th (C)

text: 2008–09 Argentine Primera División season
Managerial changes
Managerial changes
Team Outgoing_manager Manner_of_departure Date_of_vacancy Replaced_by Date_of_appointment Position_in_table
Arsenal Daniel Garnero Sacked Apr. 25, 2009 José Rizzo (interim) Apr. 26, 2009 16th (C)
Arsenal José Rizzo (interim) End of contract May 4, 2009 Jorge Burruchaga May 5, 2009 18th (C)
Argentinos Juniors Claudio Vivas Resigned May 23, 2009 Claudio Borghi Jun. 2, 2009 20th (C)
Boca Juniors Carlos Ischia Resigned Jun. 16, 2009 Abel Alvez (interim) Jun. 17, 2009 15th (C)

Question: What kind of exit or contract end replaced on December 16, 2008 from Argentina Primera División season 2008/09 over leadership changes?