Answer:
a. unconditional.
Explanation:
Unconditional positive regard: In psychology, the term "unconditional positive regard" was proposed by a famous humanist psychologist named as Carl Rogers and is described as an individual's ability of basic support and acceptance towards another person irrespective of what someone else does or says, significantly it is being used in the "client-centred therapy" context.
In the question above, Carl Rogers refers to Hiro's attitude as unconditional positive regard.
