If you need to select a sampling method for industrial hygiene sampling what are the factors that you must consider?

Answer (a) the itcz comes overhead for part of the year; i believe this is correct,plz check first; ///

Answersouth

Aristotle thought so every portion of the earth tends toward the center until by compression and convergence they form a sphere. travelers going south see southern constellations rise higher above the horizon.~ hope this !