Final answer:
The word 'inept' means lacking skill or clumsy, which aligns most closely with option C, 'bungling' among the choices given. Option C.
Step-by-step explanation:
The word inept means having or showing no skill; clumsy. Therefore, the option that most nearly means inept is C. bungling.
'Bungling' specifically refers to carrying out a task clumsily or incompetently, which is in line with the definition of 'inept'. Option A, B, D, and E, do not align as closely with the meaning of 'inept' as does option C.
Being selfish is about lacking consideration for others, being silly refers to lacking common sense or being frivolous, being choosy implies being very selective, and being dull refers to not being lively or interesting.
So Option C is the correct answer.