The pink colour of phenolphthalein in an alkaline medium is due to -

In base $vs.$ acid titration,at the end point,methyl orange is present as:

Phenolphthalein is not a suitable indicator for the titration between which of the following?

Given below are two statements.
Statement $I:$ In the titration between a strong acid and a weak base,methyl orange is a suitable indicator.
Statement $II:$ For the titration of acetic acid with $NaOH$,phenolphthalein is not a suitable indicator.
In the light of the above statements,choose the most appropriate answer from the options given below:

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

Which of the following statements is incorrect regarding the use of indicators in acid-base titration?