Which phenomeon is NOT a characteristic of the peak period in the solar activity cycle?

Question

Quizplus · Accepted Answer

Increased surface temperature on the Sun and a measurable increase in the temperature of Earth's atmosphere is not a characteristic of the peak period in the solar activity cycle. It may be a result of long-term climate change, but not specifically associated with the solar cycle. The other choices (B, C, and D) are all characteristics of the peak period in the solar activity cycle.

Which Phenomeon Is NOT a Characteristic of the Peak Period