Antonym of METICULOUS

Answer: Option A

Meticulous : showing great attention to detail; very careful and precise.
Slovenly : careless; excessively casual.
Meretricious : apparently attractive but having no real value.
Shaggy : (of hair or fur) long, thick, and unkempt.
Mutual : (of a feeling or action) experienced or done by each of two or more parties towards the other or others.

Antonym of Meticulous is Slovenly