Try this FE + TOEIC problem.

A system's lifecycle ________ of four stages: 
planning, development, operation and maintenance.
A) produces
B) consists
C) follows
D) results

What does the sentence mean?
A system's lifecycle = システムのライフサイクル
________ of four stages = 4つの段階で○○
planning = 計画
development = 開発
operation = 運用
maintenance = 保守

What do the choices mean?
A) produces = 生産する、作り出す
B) consists = 構成する、○○から成る
C) follows = ついていく、結果として生じる
D) results = 結果として生じる

The only choice which can be followed by "of" is "consists".
× produces of
〇 consists of
× follows of
× results of

So the answer is B) consists.
〇 A system's lifecycle consists of four stages: 
    planning, development, operation and maintenance.
    システムのライフサイクルは、計画、開発、運用、保守
    の4つの段階で構成されています。

Did you get it?

By the way, another way of saying "consists of" is "be made up of".
→ A system's lifecycle is made up of four stages.

Have a great Monday night!