15. Ilang taon na ang nakararaan nang maipasa ang Republic Act 9003 o ang Soid Waste Management Act. Ang batas na ito ay naglalayong tuguninang isa sa mga
mabahong suliranin n gating bansa ang tamang pamamahala n gating basura.​

donald carl johanson (born june 28, 1943) is an american paleoanthropologist. he is known for discovering – with yves coppens and maurice taieb – the fossil of a female hominin australopithecine known as "lucy" in the afar triangle region of hadar, ethiopia.

hope this !

i googled "who was kolson johanson" and this is the answer i found.

sorry if this is incorrect.

i think the answer is d. good luck.

written by alan ward and published in 2003. ward is a historian and was a professor at the university of connecticut.

if this isn't what you are looking i would like to know more details.