Nicotine does all of the following in schizophrenics except
a. improve negative symptoms
b. improve working memory
c. compensate for diminished functioning of nicotinic receptors
d. decrease glutamate and gaba release

I’m going to guess these are the choices: a) recreational skiing developed in the mid-19th century b) it was originally invented as a way of getting from place to place in snowy regions c) downhill skiing is currently the only common form of the sport d) it mostly evolved from snowshoeing- if that’s the cases then the answer would be c) downhill skiing is currently the only common form of the sport