How does a fictional character or characters respnd to life-changing news?

They grow, or develop.

Explanation:

In nearly every well-written work, a fictional character or characters grows or develops as a response to life-changing news. They either rise to the occasion and help someone else or themselves in need, or they retreat into a shell. This is also development of a new facet of their character.

hancock was president of congress when the declaration of independence was adopted and signed. he is primarily remembered by americans for his large, flamboyant signature on the declaration, so much so that "john hancock" became, in the united states, an informal synonym for signature.

explanation:

the president was the speaker and it was a great part of history.

explanation:

video of the national aeronautic space administration's (nasa) coverage of president john f. kennedy’s address at rice university, houston, texas, concerning the nation's efforts in space exploration. in his speech the president discusses the necessity for the united states to become an international leader in space exploration and famously states, "we choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard."