The correct option is A regular meter
In the given poem, the speaker begins by silently telling his beloved that he will not say anything that a man might say on such an occasion of irrevocable loss, but he immediately finds himself forced to think about what they have lost. The poet laments loss love. Meter is the rhythm of syllables in a line of verse or in a stanza of a poem. There can be stressed and unstressed syllables. The meter of the mentioned poem is regular where it is shown what people expect. Thus, option A is the correct answer.