What is the main characteristic of transhumanism

Characteristics of the movement

Transhumanism is principally divided between adherents of two visions of post-humanity—one in which technological and genetic improvements have created a distinct species of radically enhanced humans and the other in which greater-than-human machine intelligence emerges.

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."

for your question the answer would have to be france