There are ___ different button sizes available in Bootstrap.

Which of the following languages is not used by Bootstrap?

Where can Bootstrap glyphicons be added?

  Which class is a container for responsive columns? 

Which class adds a black background to the table?

What are the two main spacing utility properties in Bootstrap?

The ______ HTML tag represents contents that are no longer accurate or no longer relevant.

What UI component is used to construct highly repetitive components like blog comments, tweets, and the like?

Which of the following is not a valid justify-content value in CSS?

 Which of the following bootstrap style can be used to customize .pagination links?