Select the opposite of 'mandatory': A. Required B. ...

[ Vocabulary and Grammar ]

Select the opposite of ‘mandatory’:

A. Required

B. Optional

C. Compulsory

D. Obligatory

Select your answer:
A B C D E

Random Topics:

Ed and Ing Endings Irregular Adjectives Connectors Adverbs and Time Expressions Simple Tense Verbs with Prepositions and Conjunctions Perfect Progressive Tenses Frequency Adverbs Commas Wish Sentence

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