Read the following context and choose the best option to answer the question.
Context: went home , got changed , and spent about 2 hours at the gym . that felt fantastic , i left feeling sore but so strong , and beautiful . took a tiny nap with the dog , took a shower , went to champagne and had a delicious chicken salad crossiant ( sp ? ) , emailed my rory to wish him a happy birthday !
Question: Why did the writer feel fantastic after the gym ?
Options: 
- Because they enjoy taking showers .
 - Because it 's a good feeling to finish a good workout .
 - None of the above choices .
 - Because they felt sore .


Because it 's a good feeling to finish a good workout .