Choose the sentence that best combines the two given
He died in 1960. He received the bravery award in 1970.
A. After his death, he received the bravery award in 1970.
B. He died in 1960 so he received the bravery award in 1970.
C. Before his death, he received the bravery award in 1970.
D. Because he died in 1970, he received the bravery award in 1970.