The correct answer is A. Anpests
Step-by-step explanation:
In poetry, a limerick is a type of verse that emerged in the 18th century and whose main purpose is humor. In terms of meter or the way verses in poetry are composed limerick is usually composed of five verses and each verse follows anapaest meter which means each verse contains sets of syllables composed of two unstressed or short syllables and one stressed or long syllables that provide limerick with a unique rhythm, also it is common rhyme appears in Limerick in AABBA form which means the rhyme is on first, second and last verse and on the third and the fourth verse. Considering this, it can be concluded limerick is written in "anapests" as each verse is composed by feet or rhythmic units that have two unstressed syllables and one stressed syllable and this type of structure is called anapest.