Where there is no articles of association of its own, which of the fo…

The correct answer is Option (3) → A period of one month must elapse between two calls

Only Option (3) states the rule as it reads. The other three change one detail of it: Option (1) gives 15 days’ notice where the rule asks for at least 14, Option (2) extends uniform calls to shares of all classes where the rule speaks of shares within the same class, and Option (4) caps a call at 20% where the limit is 25% of the face value.