Which of the following is wrong?

Options

A. collenchymas consists of cells which are much thickened at the corners due to a deposition of cellulose, hemicelIulose and pectin, intercellular spaces are absent.
B. a consists of long, narrow cells
with thick and lignified cell walls having a few or
numerous pits
C. Collenchymatous cells may be oval, spherical or polygonal and often contain chloroplasts
D. These cells assimilate food when they contain chloroplasts. They provide mechanical support
to the growing parts