The correct option is
A ![](https://byjus-answer-creation.s3.amazonaws.com/uploads/image.png_img_upload_solution_2022-07-02 09:21:18.761091.png)
The explanation of the correct option:
A: ![](https://byjus-answer-creation.s3.amazonaws.com/uploads/image.png_img_upload_solution_2022-07-02 09:21:18.761091.png)
Grignard Reagent:
- An organomagnesium molecule known as a Grignard reagent has the chemical formula , where stands for an alkyl or aryl group and for a halogen.
- They are typically created by reacting magnesium with an aryl halide or an alkyl halide.
- In the above given reaction Grignard Reagent is used as , and the above reaction is gone firstly by Grignard reagent and then it is hydrogenated.
![](https://byjus-answer-creation.s3.amazonaws.com/uploads/image.png_img_upload_solution_2022-07-02 09:37:06.572761.png)
Final Answer: Therefore, Option A is the correct option.