Write the systematic IUPAC names of the following compounds :
`CH_3 - overset(O)overset(||) C- CH_2 - CH_2 OH`

Explanation

To derive the systematic IUPAC name for the given compound, we will follow these steps:

### Step 1: Identify the Functional Groups
The compound `CH₃ - C(=O) - CH₂ - CH₂ - OH` contains two functional groups:
1. A ketone group (C=O)
2. An alcohol group (OH)

### Step 2: Determine the Principal Functional Group
...