Related Clues:

• Just-passing grade
• Focus
• Low grade
• 'Ready, ___...!'
• River to the North Sea
• Not a grade to be proud of
• Goal
• Scottish river known for its salmon fishing
• D
• Suffix with hip or quip
• Ability to hit a target
• Sharpshooter's gift
• Song ending
• See 58-Across
• Pitcher's asset