Stumble means to make a minor mistake, or to trip and almost fall.
When you make a mistake in your words as you are giving a speech, this is an example of when you stumble.
When you catch your foot on a crack in the sidewalk and almost fall down, this is an example of when you stumble.
Answer:
The answer is gatekeeper audience
Explanation:
A gatekeeper is a person that may exist within or outside an organization that may stop your message from getting to its intended audience. For example, the supervisor or personal assistant to a boss may prevent your message from reaching the boss.
Most times, it can be a journalist, news editor who makes a decision as to what get printed on the paper. Using their criteria which sometimes be biased may stop certain messages from getting to its intended audience.
Insert commas after Lance and Erin.
Example: Lance, not Erin, scored the winning goal at the soccer game.
Hope this helps :)