I think it is the a speaker's <span>behavior</span> knowledge both of the grammatical rules of a language and of the rules for appropriate use in social contexts
Hope i helped you
The answer to the following question:
<span>What is the best definition for the underlined word based on the following sentence? "Though her poems bear no blithe comments or happy outcomes, Emily Dickinson is still regarded as one of America's most talented poets of the nineteenth century." A. Intelligent B. Happy C. Prophetic D. Gloomy
is:
B. Happy</span>
I think 2 would be the answer man because it says "meanwhile".
To emphasise or to climax this part