Which is the closest synonym for the word acrimonious, as it is used in the article? A. vicious B. efficient C. confusing D. pleasant

## Step 1<br />The problem asks us to find the closest synonym for the word 'acrimonious'. A synonym is a word that has the same or nearly the same meaning as another word.<br />## Step 2<br />The word 'acrimonious' is used to describe something that is bitter or harsh, often in a verbal or written context. It is typically used to describe a situation or conversation that is filled with anger or hostility.<br />## Step 3<br />Looking at the options, we need to find the word that best fits the definition of 'acrimonious'. The word 'vicious' is the closest synonym as it also means having or showing a violent or ferocious intensity, which aligns with the meaning of 'acrimonious'.<br />## Step 4<br />The other options, 'efficient', 'confusing', and 'pleasant', do not align with the meaning of 'acrimonious'. 'Efficient' means achieving maximum productivity with minimum wasted effort or expense, 'confusing' means difficult to understand, and 'pleasant' means giving a sense of happy satisfaction.