context: Two people are playing on a slack line and one of them flies off and falls on the sand. A person is riding a unicycle on a slack line and falls off. a dog
****
next sentence for the context: runs up to the person.

context: How to use a comma in a compound sentence
Write a complete thought using both a subject and a verb.
This is called an independent clause, as it is a group of words that has both a subject and verb and forms a complete thought.
For example, " mom makes me breakfast before school.
****
next sentence for the context: " in this example, " mom " is the subject and " makes " is the verb. It also forms a complete thought or sentence.

context: How to prepare for an intravaginal ultrasound
Understand what an intravaginal ultrasound is.
Intravaginal ultrasound is used for visualizing the organs inside your pelvic area. It can be used to diagnose gynecological conditions (such as pelvic pain and unusual bleeding) or visualize the early phases of pregnancy.
****
next sentence for the context: During the procedure, your doctor inserts a transducer, which is about the size of a speculum, into your vagina. From there, the transducer emits sound waves that allow your doctor to visualize your internal organs.

context: How to create a group in marco polo
Open the marco polo app.
If you have family or a group of friends who are on marco polo, you can add them all to a group. Groups are ideal for families who need to communicate throughout the day or friends who like to share silly messages.
****
next sentence for the context:
Like group texts, though, marco polo groups may result in everyone receiving lots of notifications. You should only add people to a group if you think they'll want to be a part of the group.