Answer
b.
Work Step by Step
Option a. is incorrect. All types of tissue are not made of connective tissue; they are all made up of cells.
Option c. is incorrect. Not all tissue types are found in every organ. Nervous tissue, for example, is not found in every organ.
Option d. is incorrect. Organs are made up of tissues, not the other way around.
Option b. is correct. All tissues are made up of cells.