Given below are four jumbled sentences. Out of the given options, select the one that gives their correct order.
A. He told his friends that his difficulties were a sign of God’s confidence in him.
B. A businessman remained cheerful even though he suffered one catastrophe after another.
C. Therefore, when he was serving in the armed forces too, his senior officer had chosen him for dangerous missions because he knew he could be trusted.
D. First, his son had a serious accident and then he had huge losses in his business, but he was not perturbed.