Which indicator can be used in the titration of a strong acid and a strong base?

$A$ $0.1 \ N$ solution of $Na_2CO_3$ is titrated with $0.1 \ N$ $HCl$ solution. The best indicator to be used is

The pink colour of phenolphthalein in an alkaline medium is:

Given below are two statements :-
Statement $I$ :- Methyl orange is a weak acid.
Statement $II$ :- The benzenoid form of methyl orange is more intense/deeply coloured than the quinonoid form.
In the light of the above statements,choose the most appropriate answer from the options given below :-

Phenolphthalein does not act as an indicator for the titration between

Methyl orange gives $.......$ color in an acidic medium.