Select the phrase from the options below that should replace the underlined phrase in the sentence to make it grammatically and contextually correct. If the sentence is already correct, select 'No correction required' as your answer. Despite several warnings, he carried off the plan without considering the consequences.

The phrasal verb "carried off" means to succeed in doing something difficult, which does not fit the context of executing a plan. The correct phrase should be "carried out," which means to execute or implement a plan or task.Carried on – Means to continue doing something (e.g., "She carried on with her work despite the noise.").Carried over – Means to transfer something to another time or situation (e.g., "The unused leave days were carried over to the next year.").Carried through – Means to complete something successfully, often despite difficulties (e.g., "His determination carried him through tough times.").