Peter is MBBS. 1) a 2)an 3)are 4)is​

an

Explanation:

When using an article in English, a simple rule is followed. For the words that start with a consonant sound, the article "a" is used while "an"before is applied before words that begin with the vowel sound.

In the case of MBBS, we will realize that the letter "m" starts with a vowel sound when it is said in isolation. Therefore, we will make use of "an".

life is life. how is ur life too?

the personification of the word prudence d) it effectively enhances the logos and ethos of the argument.

logos means appeal to the logic or reasoning of the people.

ethos means appeal to the credibility of the argument, that it is worth listening to and acting upon.