The answers would be A and D. These are both true. It is not true however that working hours for children were restricted, nor kids had to be twelve to work. Many children worked at a very young age and didn't have an education.
The hunter gatherers today are different from the ones in the Paleolithic age due to the fact that we are much more advanced technology wise. Even if we’re talking about the amazon tribes they’ve had hundreds of years to advance the way they make their weapons. But they are also similar when it comes to the gathering aspect (I don’t know this 100% so may want to fact check it)
Harappan Civilization's writing has never been decoded. Harappan Civilization is a part of the Indus Valley Civilization. The languages of the Harappan Civilization belong to the Bronze Age and they are still today a mystery. This language is totally unattested to any source that is readable. This is one mystery that is yet to be solved.
Answer:
It helped enhance the military and give them more options
Explanation: