Which of the following was a domestic challenge faced by Sam Houston?
a. a new court system
b. lack of public land
c. Native American raids of Texas settlements
d. potential invasion by Mexico

the answer is C

Explanation:

I did the same question on edge today at 1:29pm

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

option a

explanation:

to cleberate the end of their war