How could this sentence be rewritten to maintain a formal tone?

Kids should really study foreign language to learn about lots of cultures.
Kids: you know you want to sign up to learn a new language and culture!
Students should take a bunch of classes that allow them to learn new cultures.
Students should study foreign language to be exposed to new cultures.

Students should study foreign language to be exposed to new cultures.

Explanation:

The other choices use words like "really", "you know you want to", and "a bunch of". This is an informal tone.

Students should study foreign language to be exposed to new cultures.

Explanation:

answer: librarians is the correct word.

2: "jesse kept on, his voice rising in anger."

4: "andy stormed out angrily."

i answered the question and it said these two were right : )

i hope this