Asymbol that represents an idea that could take on multiple meanings. abstract thoughts could be communicated by combining different symbols is

Ideograph.

Explanation:

The term ideograph was developed by Michael Calvin McGee. The term ideograph is used to refer words that have no accepted definition but represents an ambiguous concept.

McGee defined this term as a term of ordinary language. Ideographs are mostly found in political discourses. An ideograph is marked by using symbols <> by rhetoricians.

Some examples of ideograph are:

<Liberty>

<Equality>

<Freedom>

So, the correct answer is ideograph.

when i skim a text i look for anything i'm trying to find, like keys or clues or i just want to see if it is interesting to me.

explanation:

what excerpt? i would generally think a.