CTET 2 Math and Science 31 Dec 2021 Paper

A middle school teacher plans an assessment for his students and gives the following word problem on "Fractions" "Cheery's mother bakes cupcakes for her picnic. She ate few cupcakes with her friends. She counted that 20 cupcakes are left. She tells her friends that they have eaten $\frac{2^{\mathit{t}\mathit{h}}}{5}$ of the total cupcakes. How many cupcakes did her mother bake?
The given word problem would assess which abilities of students?
(a) to determine a whole when a fractional part is given.
(b) to understand relationship of various quantities in a context.
(c) to read a problem in English language.
(d) to give multiple correct answer for the problem.
Choose the correct options.