Lovely billie eilish and Khalid
An opinion is based on feelings. It is biased and what you or someone else believes. It may be true or not.
A fact is something strictly proven right or wrong. And is one answer not many.
If I know what you're talking about people use words like he she her him his female male.
example: Someone is walking through the street, she brushes her hair back and continues walking.
Cyclist is to ride as pedestrian is to walk. You see, if you are a cyclist you would be riding a bike. And if you were a pedestrian you'd be walking.