'The meeting will break up after the President has addressed the audience'.
The underlined phrase in the above sentence means
a. interrupt
b. stop and continue after interval
c. divide and end
d. disperse; dissolve

The correct answer is Option B (d only).

Key Points:
• Concept: Meaning of the Phrasal Verb 'break up' in formal/assembly contexts.
• Explanation: In the context of a assembly, meeting, or gathering, 'break up' means to come to an end and disperse or dissolve. Statement 'd' ('disperse; dissolve') gives the precise definition.
• Other Options: 'Interrupt', 'stop and continue after interval', or 'divide and end' do not accurately reflect the phrasal verb meaning in this sentence.
• Official Key: Option 2 ('d only') is the official answer.
• Key Takeaway: Remember: When applied to meetings or crowds, 'break up' means to disperse or dissolve.