MCQ
Write the $IUPAC$ name of the following structure $(E)$


- A$2-$ Ethyl $-3-$ Ethoxy carbonyl propanoic acid
- B$2-$ Ethyl $-2-$ Ethoxy carbonyl ethanoic acid
- C$2-$ Methoxy carbonyl butanoic acid
- ✓$2-$ Ethoxy carbonyl butanoic acid

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Given :
|
List$-I$ (Oxide) |
List$-II$ (Nature) |
| $(A)$ $Cl _{2} O _{7}$ | $(I)$ Amphoteric |
| $(B)$ $Na _{2} O$ | $(II)$ Basic |
| $(C)$ $Al _{2} O _{3}$ | $(III)$ Neutral |
| $(D)$ $N _{2} O$ | $(IV)$ Acidic |
Choose the correct answer from the options given below
where $K_c$ is the equilibrium constant