Practicing good human relations skills and having a positive attitude will
a.increase neither individual productivity nor group productivity.
b.increase group productivity more than individual productivity.
c.increase individual productivity more than group productivity.
d.lower group productivity more than individual productivity.

I believe the correct answer would be that it will increase the productivity of the group than an individual's productivity. Having good communication within the group will make the people in the group be positive as well and motivated in doing the job. Hope this answers the question.

The answer would be True