Which two statements about differences between HD or full HD and megapixel cameras are true?

Aspect ratio of full HD and megapixel cameras is the same.

Resolution of full HD cameras is known, whereas megapixel cameras can vary.

Megapixel cameras generally have higher frame rate than full HD cameras.

Megapixel camera resolutions are common among different camera vendors.

Megapixel cameras can have higher resolution than full HD cameras.