Answer:
a. achievement motivation
Explanation:
Achievement motivation -
It refers to the very strong stimulation to achieve a goal , is referred to as the achievement motivation .
The method need to have a proper strategy and thought process along with proper practice and scheduling , in order to a achieve the goal in the specified time frame .
The motivation to accomplish something within a time period is done by of practice .
Hence , from the given scenario of the question ,
The correct answer is a. achievement motivation .