Complete the sentence using the correct option :

While Sarakshi _______ in the park, her mother _______ her.

was playing, called

The correct option to complete the sentence is: was playing, called

So the complete sentence would be: "While Sarakshi was playing in the park, her mother called her."

This sentence is in the past tense, so we need to use the past tense of the verbs "play" and "call". The past tense of "play" is "played", but we need the continuous tense in this case, so we use "was playing". The past tense of "call" is "called".