The simplicity of prokaryotic cells prevents them from

a) growing and reproducing

b) responding to their environment

c)forming specialised tissues and organs

d) moving through their environment

Option c) forming specialised tissues and organs, is the correct answer.

Explanation:

The simplicity of prokaryotic cells prevents them from forming specialised tissues and organs. In prokaryotes, one cell perform all the functions and activities that are necessary for the survival of cell while in multicellular organisms, for every activity a special type of cells is present which perform that particular function.

the answer is b: 1.4 km/hr