Which "schizophrenia fact" is correct? select one: a. when one identical twin is affected with schizophrenia the other most certainly will be affected. b. copy number variants appear to play the most important role in genetic risk for schizophrenia. c. when schizophrenia has more genetic influence, its onset begins in very early childhood. d. because the phenotype of schizophrenia is so obvious, diagnosis and inheritance risk are the most easily determined of all the psychiatric disorders?

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water