You can also like and comment on posts on facebook. All the posts that have been ,made Public, can be commented and reacted upon. These uploads are actually made to enter into the competetion. As a picture sgown below. The red box indicates those five reactions tht you can use for any post.
The blue thumb indicates Like
The red heart means love
The emoji with a gag, indicates “Haha”
The emoji with a tilted face, shows wow
The emoji with a sad face is a sad react
The last orange red faced emoji is “angry” You can make a reaction juts by putting your mouse pointer on the “like” option and not clicking, soon these other reaction options will pop-up allowing you to select any one.