The correct answer is the last option.
The first option (unable to cause climate change) is incorrect because these gases do effect the atmospheric temperatures by increasing them.
The second option is incorrect because while these gases do cause more water vapor to condense, they result in acid rain (not wetter climates).
Absolute monarchy hold the supreme or absolute power, while in a constitutional monarchy the head of state is a hereditary or elected monarchy. in other words the king or queen of the absolute monarchy is a dictator.
Yes. RNA is single stranded