According to Your Text, Although There Were Isolated Episodes of Inhalant

According to your text, although there were isolated episodes of inhalant abuse prior to the turn of the last century, it

A) gradually evolved into a phenomenon that involved inhaling the fumes of toluene exclusively.
B) became more popular in the 1920s when industrial solvents became available for abuse.
C) tended to be ignored by the mainstream media until the late 1990s.
D) has not continued to be a social problem since other drugs are available to people who would have formerly abused solvents alone.