Brian's Mom Has Always Emphasized to Him That He Could

Multiple Choice

Brian's mom has always emphasized to him that he could alter and change his own outcomes as long as he gave it effort. Brian began to believe that he could change his soccer skills. He loved soccer but had a really hard time scoring goals. He began practicing on his own as well as with the team. Soon, Brian increased his ability to score goals during the games. Brian is illustrating ______.

A) stage-environment fit
B) abstract reasoning
C) external attributions
D) a growth mindset