”Mad the rhythm runs” is an example of?

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. pathos
B. oxymoron
C. bathos
D. inversion

Correct Answer:

Option D – inversion