In the context of the effects of alcohol, all of the following statements are true except that: ...

In the context of the effects of alcohol, all of the following statements are true except that:
 
  A) hangovers are functional because they let people know they have ingested too much alcohol and discourage further binges.
 B) 0.50 of alcohol content in the blood of a drinker can be fatal and cause potential death.
 C)effects of alcohol are observable in a person when the concentration of alcohol in the blood reaches one-tenth of 1.
 D) the greater the weight of the drinker, the more she or he can consume before becoming intoxicated.