I believe the answer is 5-7 years old.
Up to this point, the ability to store long-term memory has started to develop. This stage is very crucial for most parents because if the children does not receive proper accommodation during this period, it would be very likely that the children will grow up with learning disabilities.
I can’t really see the text, but to me it showing how the person is being ungrateful, by saying it that all I got.
but doesn’t realize what is happening to other people or in their live, so he’s being selfish. This is person is lucky to even have one present.
(For example like when someone throws away wasted food but other kids in different countries have nothing to eat)
Well, Native Americans had a bad impact with the Spanish exploration. The natives had no immunity to the diseases the spanish had brought over with them (examples are smallpox, influenza, and chicken pox). This caused a lot of american Indians to get sick and die. If this is a multiple choice question, it would be alot better if you could add the choices.