Choose one sentence that has the same meaning as the root one:
Despite his illness, he took part in the Green Summer volunteer campaign.
A. Because of his illness, he took part in the Green Summer volunteer campaign.
B. His illness prevented him from taking part in the Green Summer volunteer campaign.
C. Although he was ill but he took part in the Green Summer volunteer campaign.
D. Ill as he was, he took part in the Green Summer volunteer campaign.