A condensation polymer’s structure is displayed. Which pair of monomers produces this polymer?
- A$\text{H}_2\text{NCH}_2\text{CH}_2\text{NH}_2$ and $\text{HOOCCH}_2\text{COOH}$
- B$\text{H}_2\text{NCH}_2\text{CH}_2\text{NH}_2$ and $\text{HOOCCH}_2\text{CH}_2\text{COOH}$
- C$\text{H}_2\text{NCH}_2\text{NH}_2$ and $\text{HOOCCH}_2\text{CH}_2\text{COOH}$
- D$\text{H}_2\text{NCH}_2\text{NH}_2$ and $\text{HOOCCH}_2\text{COOH}$