According to marsiglia & kulis (2015) what term represents the collective process of learning by doing?

I believe the answer is Social learning.
In social learing, we learn new knowledge or set of skills through the process of observation and immitation.
After dong the process over and over again, we will possess a certain cognitive skill set which will make it easier for us to repeat the same action.

1190 is your answer! the way you get it is 1400 - 15% =1190 : )