$\underset{a}{\underline{Investment }}$ money means to $\underset{b}{\underline{put it}}$ into some business project such as $\underset{c}{\underline{operating}}$ a mine building a housing complex, or $\underset{d}{\underline{doing}}$ medical research.

An appositive phrase is a noun, noun phrase, or series of nouns that renames the noun next to it.

Examples of an Appositive Phrase

Some examples of appositive phrases would be the following:

My puppy, a rambunctious Boston Terrier, loves to play fetch.

A record-setting swimmer, Jada practically lived at the pool.

New Zealand, the first country to pass suffrage laws, granted voting rights to women 27 years before the United States.