Answer:
The verb should be put in the past tense.
Explanation:
When I served as the president
Grammar rules when a word ends with (ed); this shows past tense, and that is why the verb desegregate should end with ed = desegregated which now matches the sentences past tense.
Past tense
Most verbs can be made past tense by adding -ed, –d, or sometimes the variant –t atWords Endings meaning
example She played with paint today! Played shows past tense
Present tense
words formed by combining the verb to be and the present participle of the verb (ending in –ing):
Example: sing+ ing= singing
Kathy is singing at the party. Shows that it is present, and happening now.
