Coconut oil girl! its the BEST for hair and skin im not sure what vitamins they have (you can goggle it) but it leves you with long silky hair and super soft skin.Also eat healthy if you eat/drink greasey foods and gross drinks they mess you up!(and you get a little round >.<)
-hope I helped-
Gathering information and data, since it refers to the key word: <em>timeline</em>.
Answer:
They are the most common type of joint.
Explanation:
Synovial joints are the most common type of joint found in the human body that move against each other. Synovial joints are also known as Diarthroses (freely movable) and it's examples are knee and shoulder.
Synovial joints are the most common type of joint because they are generally found in most of the joints such as ball and socket joint, condyloid joint, hin.ge joint, gliding joint, saddle joint and pivot joint. So, it is almost present in every joint of human beauty.
Hence, the correct answer is "They are the most common type of joint."