Hsaio manages the finances for her company and has a particularly large amount of money budgeted for the purchase of calcium chloride, or cacl2. which type of company does hsaio most likely own? a snow-plowing service a cosmetics factory a pottery art studio a catering business

It says in the given statement that the manager works in a company that buys calcium chloride. Among the choices, the company might be a pottery art studio as calcium chloride. Calcium chloride is largely used as flocculant and used as an ingredient of ceramic products such as pots. 

Its A because you can use calcium chloride as a salt substitute so theoretically the best choice is A

Copper, silver, aluminum, cobalt, chromium, mercury 

Particle exchange energy though elastic collision , hope this .