Choose the correct representation of conductometric titration of benzoic acid vs sodium hydroxide.

Given below are two statements :

In the light of the above statements, choose the correct answer from the options given below:

Choose the correct colour of the product for the following reaction.

Which one amongst the following are good oxidizing agents?

A. Sm$$^{2+}$$

B. Ce$$^{2+}$$

C. Ce$$^{4+}$$

D. Tb$$^{4+}$$

Choose the most appropriate answer from the options given below :