Es tos bien no dis les b c a dis
Usually the pieces of information has numbers that correspond to the footnote it goes with.
I know this is pretty self explanatory but we need research in our lives because research allows us to understand all angles of a topic without any biased thinking. We can objectively know about that topic and also provide a hypothesis or a claim that we want to find out. Of course if we want to find out something, we have to make sure that we back it up with a lot of facts so that our final output will be credible. This is where research comes in.
The correct punctuation is: " Welcome," Mindy greeted the crowd at the special event.