Read the text and answer the questions no. 4 and 5.

Sharif Osman Bin Hadi (30 June 1993-18 December 2025) was a Bangladeshi poet, political activist, and founder of Inqilab Moncha. He took his Bachelor's degree and Master's degree in Political Science from the University of Dhaka. He was a teacher of a private university. He was a key figure in the 2024 July Revolution. He announced his candidacy for the 2026 general election for the Dhaka-8 constitunency. On 12 December 202,5, he was shot during election campaign in Dhaka. He died on 18 December while undergoing treatment in Singapore. He was buried beside the Mausoleum of Kazi Nazrul Islam, at the Dhaka University Central Mosque premises.