Answer:
Correct answer is A. Iran attempts to develop nuclear weapons.
Step-by-step explanation:
Option A is correct as any development of nuclear weapon by any country, including Iran presents a threat for world peace, and that is why it can lead to certain sanctions by certain institutions such as UN.
B is not correct as development of trade doesn't present any type of threat for peace.
C is not correct as fight against terrorist organizations should be a common goal of all countries.
D is not correct as production of petroleum is not a threat but necessity.