Directions: Read the three sentences provided below carefully. Determine whether each sentence is grammatically/contextually correct or incorrect. Select the option that correctly identifies which sentence(s) is/are correct or incorrect.

A. Navigating the treacherous mountain terrain, she cautiously approached the precarious ledge, her heart pounding with fear, acutely aware that the slightest misstep could lead to a perilous fall.
B. While managing multiple commitments, he worked diligently on the complex research project, often spending late nights in the lab, demonstrating exceptional dedication to his academic pursuits.
C. The company, driven by its innovative strategies and dynamic leadership, embarked on a rapid expansion toward international markets, seizing new opportunities and swiftly gaining a competitive edge.