What Is the Difference Between Explicit and Tacit Knowledge

What is the difference between explicit and tacit knowledge?

A) Explicit knowledge is equivalent to know- how, while tacit knowledge is know- what.
B) Explicit knowledge can be transferred through books and manuals, while tacit knowledge can only be learned by personal experience.
C) Explicit knowledge is knowledge that is known (i.e. made explicit) , while tacit knowledge is yet to be discovered.
D) Explicit knowledge is quantitative in nature, while tacit knowledge is qualitative.