In an organic chemistry lab, a student synthesizes 1-bromo-3-methylbutane as part of an experiment. What is the skeletal formula of this compound?

Skeletal formula of 1-bromo-3-methylbutane, showing bromine and carbon structure.

Skeletal formula of 1-bromo-3-methylbutane, highlighting the carbon backbone and bromine.

Skeletal formula of 1-bromo-3-methylbutane, depicting the arrangement of carbon and bromine atoms.

Skeletal formula of 1-bromo-3-methylbutane, illustrating the carbon structure with bromine attached.