B. For military Purpose.
When it was first invented they planned on it only being for military use, not personal.
Answer:0 to record the geography on and along the Mississippi River (i like your profile picture got a tiktok)
Explanation:
Why, The Wilmot Proviso amendment would have closed California and New
Mexico to slavery in 1846 as a requirement for their annexation,
but Congress did not pass the proviso.