Given below are two statements: one is labelled as

Assertion $\mathrm{A}$ and the other is labelled as Reason $\mathrm{R}$.

Assertion $\mathrm{A}$: Dacron is an example of polyester polymer.

Reason $\mathrm{R}$: Dacron is made up of ethylene glycol and terephthalic acid monomers.

In the light of the above statements, choose the most appropriate answer from the options given below.

• Correct answer
  A

  Both $A$ and $\mathrm{R}$ are correct and $R$ is the correct explanation of $A$
• B

  Both $\mathrm{A}$ and $\mathrm{R}$ are correct but $\mathrm{R}$ is NOT the correct explanation of $\mathrm{A}$.
• C

  $\mathrm{A}$ is correct but $\mathrm{R}$ is not correct.
• D

  $\mathrm{A}$ is not correct but $\mathrm{R}$ is correct.

Hence, the correct answer is option: 'A'.