What is NOT a reason a contractor can abandon a contract without repercussions?

A contractor may abandon a contract without repercussions for reasons that demonstrate legal justifications. In essence, a legal excuse for refusal to perform indicates that the contractor has a valid reason that is usually recognized by law, such as extreme circumstances that hinder their ability to fulfill the contract.

The other options outline scenarios that do not typically provide the contractor a legally recognized basis for abandonment. For example, worksite hazards may necessitate a reassessment of safety but typically do not excuse abandonment unless they pose a direct legal threat. Insufficient funds from the client places the contractor at a disadvantage but is not a valid reason for abandoning a contract; rather, it necessitates further negotiation or potential legal action surrounding payment. Finally, the client's failure to approve changes does not give the contractor the right to abandon the contract, as professional agreements usually require both parties to reach a compromise rather than permit unilateral abandonment. Thus, having a legal excuse is key to protecting the contractor from repercussions when choosing not to fulfill a contract.