The steps in the melting of an ice-cream bar kept beside a bonfire are listed below: step 1: heat from the bonfire travels to the ice-cream bar step 2: heat travels from one part of the ice-cream bar to the other parts which statement is true? heat is transferred by convection in step 1 and by radiation in step 2. heat is transferred by radiation in step 1 and by convection in step 2. heat is transferred by conduction in step 1 and by radiation in step 2. heat is transferred by radiation in step 1 and by conduction in step 2.