Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required’.
She developing a remarkable resistance to cold and altitude.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. developed.
The sentence suggests a completed action or change in the past, implying that she has already developed resistance to cold and altitude.
The verb 'developed' in the past tense fits better because it conveys that the resistance has already been established.