Ligaments are primarily composed of which protein?

Mast cells of connective tissue contain ...........

The connective tissue in which the matrix is not secreted by its component cells is

Which of the following statement$(s)$ is/are correct?
$(i)$ Loose connective tissue contains fibroblasts,macrophages and mast cells.
$(ii)$ Adipose tissue is a type of dense connective tissue located mainly beneath the skin.
$(iii)$ Tendons and ligaments are examples of dense connective tissue.
$(iv)$ Cartilage and bones are types of specialized hard connective tissue.

Adipocytes are mainly found in

Which of the following contains an abundant amount of extracellular matrix?