Although the domestic markets for cigarettes in America in the 1990s was greatly reduced due to bans on advertising, smoking in public places and health warnings, American tobacco companies were showing a higher profit.

Choose your answer: based on the paragraph above can we conclude that "Domestic markets for tobacco in America was greatly reduced due to bans on advertising introduced in the 1990s."?

Select from the following. a. Yes; b. It's impossible to say; c. No;
I think the answer is
a.