'Exhilaration' means excitement and happiness.
Option B - 'Pity' is a feeling of sadness or sympathy for someone else's unhappiness or difficult situation. Thus option B is incorrect.
Option C - 'Heavy breathing' means difficulty in breathing. Thus option C is incorrect.
Option D - 'Sorrow' means sadness. Thus option D is incorrect.
Option A - 'Joy' means happiness. Ths option A is the correct answer.
'Exhilaration' means 'joy'.