Jack was very thirsty. He refused the glass of water I brought to him.
A.Jack was very thirsty; therefore, he didn't refuse the glass of water I brought to him.
B.Jack refused the glass of water I brought to him because he wasn't thirsty.
C.Jack was very thirsty; however, he refused the glass of water I brought to him.
D.Jack didn't refuse the glass of water I brought to him though he wasn't thirsty.