D.mesa mesa is table in spanish, technically mesa's arent supposed to have a slope.
World War 2 occurred in the late 40's, so this is most likely why there is a dip in that age group.
Ang babala ay binabalaan na huwag gawin ang batas ay hinde dapat gawin ang paalala ay pinapaalala na huwag gagawin
The best answer to the question presented above would be the first statement. Stalactites are chemical sedimentary rocks that form when the minerals in the cave are left behind by the water. They saturate and form into these stalactites.