‏Some states authorize a to make healthcare decisions for patients who can't make them because they're incapacitated. O a) healthcare proxy b) living will O c) durable power of attorney O d) do-not-resuscitate order

b i think it’s a water wheel turning in a stream

it's filtration, but this is an assumption so my apologies if i got this

a). in this case, dh> 0 and sd> 0. if t becomes larger, the term "-tds" will become more negative. at some point, it is possible that -dts will be more negative than the dh is positive, and the reaction will become spontaneous. this is probably the correct answer, but you should look at all of the other possibilities and make sure of that.