 Complete the following phrase:  The Alfa Romeo Racing C39 is a Formula One car constructed by Alfa Romeo Racing to compete in the 2020 Formula One World Championship. The car was driven by Kimi Räikkönen and Antonio Giovinazzi, returning for their second year with the team. Robert Kubica acted as the teams reserve driver. The car was planned to make its competitive debut at the 2020 Australian Grand Prix, but this was delayed when the race was cancelled and the next three events in Bahrain, Vietnam and China were postponed in response to the COVID-19 pandemic. The C39 made its debut at the 