I need help with C

Please don’t bidding on the question unless you know C very well. I need help with 5 questions in C.
1- Strings are a fundamental data type in C ? True or False.
2-In C, given char test[8]; what is test?
-pointer to the address of the last character in the array
– pointer to the address of the first character in the array
3-How does a “string command” such as strcopy know when it reaches the end of a “string”?
4- if 24 H in a D = 24 Hours in a Day, then 100 Y in a C = ?
5-Which of the following is true with respect to a stack?

Grows from the highest address to lowest address

Grows from the lowest address to the highest

Does not change size (is static)

Is the same thing as the heap