I believe the answer is c, I'm learning about this now and Russia warm water ports allowed for a strong navy and military
Some research indicates that there is a genetic basis to disruptive mood dysregulation disorder that affects brain development.
Answer:
Playtime in learning centers improve social and learning skills for the kids.
Explanation:
Kids that are in preschool are in their most important learning phase and growing. Studies have shown that playtime in learning centers are moreeffective for them than fromal lessons in literacy and math skills because they help kids to develop their social and learning skills.
The first versions of the Liberty Bell had cracks in it, but those cracks were repaired. It is however not known exactly how it got the crack that we know today: the version most cited today propose that it cracked during the birthday celebration of George Washington.