Which of the Following Is the Second Leading Social Network

question 49

Multiple Choice

Which of the following is the second leading social network in the United States in terms of monthly unique visitors?

• A) Twitter
• B) LinkedIn
• C) Instagram
• D) Pinterest

---

Definitions:

Compact Bone

A dense and strong type of bone tissue that forms the outer layer of bones, providing structural support and protection.

Osteons

Structural units found in compact bone, consisting of a central canal surrounded by concentric rings of calcified matrix.

Circumferential

Pertaining to or forming a circle or a circumference.

Concentric

A type of muscle contraction where the muscle shortens while generating force, commonly occurring during the lifting phase of an exercise.