Assessment is a process aimed at enhancing learning by identifying strengths and weaknesses in performance. It helps teachers adjust instructional strategies and enables students to understand their progress.
- Option (b): Awarding grading is a part of summative assessment.
- Option (c): Finding outcomes is not the primary goal.
- Option (d): Judging ongoing processes aligns with formative evaluation but does not focus solely on learning.
Thus, option (a) is the most suitable answer.
On the day of her examination, Riya sharpened her pencil from both ends as shown below. 
The diameter of the cylindrical and conical part of the pencil is 4.2 mm. If the height of each conical part is 2.8 mm and the length of the entire pencil is 105.6 mm, find the total surface area of the pencil.