The rate the blood flows is affected by several factors including blood viscosity. If the blood
the thicker, how will it affect the flow of blood?

If you have thick blood, you're at greater risks for blood clots, both in your veins and arteries. Blood clots in your veins will impact blood flow to key areas of your body.

Explanation:

Hey there!

Your answer is option B.

Reason:

Base are the substance that produces hydroxyl ion dissolving in water.

Option A(true): The pH value of base is always greater than 7.

Option B (false): A base is considered as alkaline if it dissolves in water only otherwise they are not alkaline.

Option C (true): A base always has few hydrogen ions in it.

Option D(true) : A base has also few hydroxide ions.

Hope it helps!