Complete the sentence with the appropriate derivative from the word in bold. There is no need for __ between best friends. SECRET secretness secretive secrecy secretiveness

## Step 1<br />The problem is a fill-in-the-blank type question where we need to choose the correct derivative of the word 'SECRET' to complete the sentence. The sentence is "There is no need for __ between best friends."<br /><br />## Step 2<br />We need to understand the context of the sentence. The sentence is talking about the absence of something between best friends. The word 'SECRET' is a noun, and we need to find a noun form of 'SECRET' that fits the context of the sentence.<br /><br />## Step 3<br />Looking at the options, 'ecretness', 'ecretive', 'ecrecy', and 'ecretiveness', we can see that 'ecrecy' is the noun form of 'SECRET' that fits the context of the sentence. 'Secrecy' refers to the state of keeping something secret, which is what the sentence is talking about.