My morning routine includes the following taking a shower, brushing my teeth, eating my breakfast, and walking my dog. Where can a colon be added to this sentence?

after shower

Explanation:

the unsaturated fatty acid is a fat consist of one or more double bond in the fatty acid chain. if it contains one double bond then called as monounsaturated fatty acid however if, it contains more than one bonds called as a polyunsaturated fatty acid. true fatty acids are called unsaturated fatty acids as it reduces the risk of high blood cholesterol and good for health.

i would pick a. i think this is more of a personal question though.