Both girls were ecstatic to hear they won the competition.
Literature is generally used in English Language Teaching (ELT) for the development of knowledge about the language. It helps the learners to get familiar with the socio-political backgrounds of target language society and also makes them understand how communication takes place in a particular community.
I think the answer is d...
In formal writing and communication, the sentence "Mom said she thought Maria had been treated wrongly and that she should stick up for herself." is more appropriate. Although wrong and wrongly are both adverbs, some writers consider using adverbial "wrong" as incorrect, so you might want to play it safe and use "wrongly" instead.
