Question

On his doctor's advice he had ________ x-ray taken options a,

an,the or zero article ​

Answer 1

On his doctor's advice he had an x-ray.

• There are three articles in English language : a, an and the.
• 'An' is the indefinite article which we use before common words that do not begin with a vowel sound.
• In the sentence above, 'x-ray' is a common word beginning with a vowel sound although it does not start with a vowel, hence article 'an' will be used before it.

Answer 2

Question. On his doctor's advice he had ________ x-ray taken options a,

an,the or zero article

Answer. an