Bills to raise government revenue (tax bills) must originate

In 2001 mexico imposed a 20% tax on all soft drinks not made from sugar cane high fractals corn sit-up which is made from corn, is often used in place of cane sugar to manufacture soft drinks. which nation would most likely be impacted by mexico’s policy change?

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

What is the term for a short statement about history that has not been yet been proved