Answer: collaboration cause i just took the test
Explanation: ur welcome
A. With too many elders, the population would be without necessary amount of labor to supply the needs. Encouraging women to work and raise children, the government would obviously have more wealth because women would be working and they would also have a plan for the future, which are the children, that in whitin a while would have the appropriate age to work and be in the market.
C.
The door is made of glass, which is an example of non-porous surface.
Ninhydrin is one of the most widely used reagents for chemical development of fingerprints on porous surfaces.
The correct answer would be C. Hope this helps.
D , Yw :)))))))))))))))))