What does the second para. talk about? ( )

(单选题)An entrepreneur’s product or service must sound ( ) and m (单选题)The United States will do that which is necessary to meet it (单选题)In low and middle income countries, heart diseas and cancer (单选题)Tony stops him with news that a plane has ( ) over the Mo (单选题)Mr Backus simply replaced the original equation with his own (单选题)Scientists say climate change and human activity have increa (单选题)Advertising has long been viewed as a method of mass ( ) (单选题)Buck never allowed himself to be bullied into doing anything (单选题)Ellen Brown says the exercise help ( ) her pain and stiff (单选题)The government official can hardly find sufficient grounds (