Select the most appropriate synonym for the word given below:
Marvellous
a. Wonderful
b. Attractive
c. Ordinary
d. Destructive

Hint: Marvellous is used to refer to anything that causes great wonder and astonishment.

Complete step-by-step answer:

 Synonyms are words that have the same meaning as a given word. Generally, words in the English language have many synonyms bearing similar meanings. A thesaurus is a book that contains all these synonyms in one place.
Let us look at some examples of synonyms. Beautiful is a word which means pretty or pleasing to the senses. Attractive is another word that can be used to describe this same meaning in one word.
Similarly, let us look at the adjective joyous. When something is joyous it is characterized by immense happiness and goodwill. Merry is another adjective that can be used to describe this meaning in one word.
In our question, we have been given the word ‘marvellous’. Let us consider what its meaning is. Marvellous is an adjective which means to be extraordinary and fabulous. This is a word with a positive connotation that is often used to describe excellence. The meaning of marvellous is best characterized by the word wonderful. Therefore, option ‘a’ is the correct answer.

Note: This is a straightforward question with an easy answer. To avoid making errors, consider the meaning of each option and see if it matches the word given in the question. You may refer to a thesaurus to get the best synonyms of a given word.