Sociologists are expected to be professionally ethical by

Answer

a$.$ giving credit to others when they borrow their ideas, refraining from lying about their work, and being good colleagues to their peers and students by treating them fairly.

b$.$ at maximum, securing informed consent and maintaining research subject confidentiality.

c$.$ being good colleagues to their peers and students by treating them fairly, by refraining from plagiarizing others' work, and by mentoring graduate students only.

d$.$ at maximum, getting their research projects approved by an institutional review board.