Question

Original sentence: Roger told David that he had to work Monday.

Revised sentence: Roger told David that he himself had to work Monday.

The antecedent was repeated.
The pronoun was placed nearer the antecedent.
The sentence was rewritten.
An intensive pronoun was inserted after the ambiguous pronoun.
No improvement was made.

Answer 1

An intensive pronoun was inserted after the ambiguous pronoun.

Step-by-step explanation:

Answer 2

An intensive pronoun was inserted after the ambiguous pronoun.