A non living continuum of cells walls and intercellular spaces is

Water is absorbed by the root hair from the soil. It passes the epidermis, cortex, endodermis, casparian strip and pericycle and xylem. After reaching the xylem it is pulled up by the transpirational pull. 

Apoplast absorption is a type of absorption where the water moves through the cell wall and intercellular spaces between the two cell.

So, the correct answer is option C.