The dominant sound device in the second stanza is?

Read the poem and answer the question

I’m going soldering:
Mad the rhythm runs
With drumming and with trumpeting
And glory of the guns.

I’ve come home again:
I know that blood is red;
I know how sodden falls the rain
Where flesh lies dead.

A. alliteration
B. assonance
C. onomatopeia
D. repetition

Correct Answer:

Option D – repetition