99 point question plus !
( answer genuinely, and do not answer just for points, if you do, your answer will be

excerpt:
. . the father of modern socialism and communism, [he] was the most significant critic of capitalism as it developed during the early industrial revolution. he envisioned a society where social classes would vanish and the people would own all property in common.
whom does this excerpt describe?
a.) karl marx
b.) adam smith
c.) joseph stalin
d.) mao zedong