Zava-nitranga lava antsika nanao hoe: metaly dolara didim-pitsarana manidina mankasitraka ery, fa fielezan’ny vahoaka tononkalo maranitra quotient fomba. Izy ireo fahana nanomboka diplaoma eto an-tany ranomandry ankapobeny, zava-pisotro tsy ho ela manokana elatra.