Problem: How does the next paragraph end?

How to set up a wireless network (wifi) connection
Acquire a wireless router.
There are a variety of factors that will determine which router is best for you. These include distance, interference, transfer speed, and security.
A: One of the most important factors to consider when purchasing a router is the distance between the router and the devices that you are wirelessly connecting. More expensive routers generally have more antennae, which can lead to a more stable connection at further distances.

Problem: How does the next paragraph end?

How to save time in the morning
Shower at night.
This will eliminate one of your most time consuming morning rituals. However, those with oily skin might look best if they shower in the morning.
A: Cosmetically, there is also a risk that you'll wake up to untamable hair. If neither of these are concerns for you, you still want to be careful to shower at least two hours before bed.

Problem: How does the next paragraph end?

How to measure oxygen saturation using pulse oximeter
Understand the relationship between oxygen and the blood.
Oxygen is breathed into the lungs. The oxygen then passes into the blood where the majority of the oxygen attaches to hemoglobin.
A: Hemoglobin is a protein located inside our red blood cells that transports the oxygen through the bloodstream to the rest of our body and tissues. In this way, our body is given the oxygen and nutrients it needs to function.

Problem: How does the next paragraph end?

An introduction comes onto the screen about a video showing how to triple jump. a guy
A:
is shown running down a track making a jump.