Concept:The passage in question focuses on the Qur'an as guidance and on the different ways people respond to it: belief, disbelief, and hypocrisy.
Explanation:Verses 2:2-5 describe the believers who are God-fearing: they believe in the unseen, pray, spend in charity, and believe in the Hereafter.
Verses 2:6-7 describe the disbelievers whose hearts are sealed, so warning alone cannot guide them.
Verses 2:8-19 expose the hypocrites who pretend to believe while spreading corruption and mocking the believers.
Thus, the main idea of this section is not a single social vice but the contrast between genuine faith and hypocrisy.
Answer:The central theme is the Qur'an's guidance and the attitudes of believers, disbelievers, and hypocrites.
Therefore, none of the given options exactly matches this theme.