THEY HAD BEEN LOST IN THE MOUNTAINS FOR THREE DAYS, BUT THEY LOOKE...

40. They had been lost in the mountains for three days, but they looked strong and healthy. A. Even though they had been lost in the mountains for three days,they looked strong and healthy. B. Even though they had been lost in the mountains for three days,they look strong and healthy. C. Even though they had been lost the mountains for three days,they looked strong and healthy. D. Even though they had been lost in the mountains for three day,they looked strong and healthy.