MCQ 11 Mark
Assertion (A): Let $A =\{1,2,3\}$ and $B =\{1,2,3,4\}$. Then, $A \subset B$.
Reason (R): If every element of $X$ is also an element of $Y$, then $X$ is a subset of $Y$.
Reason (R): If every element of $X$ is also an element of $Y$, then $X$ is a subset of $Y$.
- ABoth A and R are true and R is the correct explanation of A.
- BBoth A and R are true but R is not the correct explanation of A.
- CA is true but R is false.
- DA is false but R is true.
Answer
View full question & answer→(a) Both A and R are true and R is the correct explanation of A.
Explanation: Assertion Since, every element of A is in B , so $A \subset B$.
Explanation: Assertion Since, every element of A is in B , so $A \subset B$.