Answer
The answer is attached below.
Work Step by Step
1. The base name ‘heptane’ implies that the longest carbon chain has 7 carbon atoms.
2. '2-ethyl, 2-methyl' implies that there is a methyl group($CH_{3}$) and an Ethyl ($CH_{2}CH_{3}$) group attached to the carbon atom number 2.
3. Numbering is done from the right-hand side.