Phrasal verb meaning "withdraw from a commitment": complete the sentence Complete the legal/contractual statement: "Once he has signed the agreement, he won't be able to ______." Choose the correct option.

Given data

• Context: binding agreement after signature.

Concept/Approach
Back out means to withdraw from a commitment or agreement. That matches inability to renege once signed.

Option analysis
back out — correct: withdraw from an agreement. ✅break down — to fail/collapse emotionally or mechanically.break out — to escape or begin suddenly.back off — to retreat; not specifically about contracts.

Final Answer
back out