Please help me :-) What is an advantage of photographing birds?

You can get closer to them than pets.
Birds move slower than other animals.
Birds are not kept in cages or enclosures at the zoo.
Birds live in most areas of the world.

Which sentence contains a comma splice? marco rode to school on his bicycle this morning, he arrived an hour early.marco, who enjoys riding his bicycle to school, arrived just before the bell today.marco rode to school on his bicycle on monday, tuesday, and wednesday.marco, who rode to school on his bicycle this morning, arrived an hour early.mark this and returnsave and exit

I’m a paragraph of no less than 125 words, explain the single most important factor involved in advancing american classical music in the twentieth century.

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.”