Why might polar bears might become extinct a. they may drown when the glaciers melt b. too many people hunt them c. they do not have any predators d. their thick fur is not suited for a warming climate

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon