In a group discussion, which sentence is most clearly challenging the
credibility of a source?
a. i disagree with gutierrez completely that quantum computers will
be faster than current computers.
b. the purpose of gutierrez's article is to make a point, not to teach a
lesson about something technical.
c. gutierrez's article is way too old to say anything relevant about
computer science today.
d. when gutierrez refers to qubits, she's talking about the field of
quantum computing.