Summarize the text about Alade's experience and his colleagues' reactions.

a) Alade was surprised because he was not the overall best student in the college, and he knew at least three other coursemates had more exceptional grades. He felt he was being favored above those more qualified students.

b) Alade's reaction tells us that he is humble and modest, as he did not expect such a prestigious opportunity and was genuinely surprised by his good fortune, feeling he was not the most deserving.

c) The purpose of the exchange programme was to offer opportunities for participants to work together in solving shared problems that endanger the future of the youth.

d) Alade's friends were happy for him. However, other coursemates were envious and felt that the award should have been given to more qualified students, as they believed Alade was not the overall best in his class.

e) The head of department appeared supportive and professional. He expressed happiness about Alade's studies and proceeded to inform him of the selection, which he was directed to do, giving clear instructions for preparation without expressing any personal disapproval or surprise regarding the choice.