Di si los signos de pontuacion resaltados estan utilizados de manera correcta o incorrecta

Who was pink floyd? i need answer for assignment answer who he was and three songs he sang.

What method can be used to move the camera when filming

Acurious child asked his mother: “mommy, why are some of your hairs turning grey? ” the mother tried to use this occasion to teach her child: “it is because of you, dear. every bad action of yours will turn one of my hairs grey! ” the child replied innocently: “now i know why grandmother has only grey hairs on her head.”