(A) The success of the new project was largely

Solution

Adaptability is the word that fits both blanks accurately: (A) "The success of the new project was largely attributed to the team’s adaptability in overcoming unforeseen challenges." (B) "The audit report confirmed the adaptability of the financial controls implemented by the company." Diligence and Accuracy do not fit well in both contexts: Diligence implies carefulness and hard work, which does not directly relate to overcoming challenges or confirming the effectiveness of controls. Accuracy relates to precision, which does not align with the broader context of adaptability in overcoming challenges or assessing controls.