please answer the whole problems for a thumbs up!! also please show work neatly and i will give thumbs up!!

assembly language

15. Write a statement that does the following: a. allocate memory for a one-byte constant called COUNT equal to 10 b. allocate memory for a one byte variable called COUNT c. allocate memory for a 0 terminated string, "hello world" 16. Briefly describe the role of the assembler. 17. Briefly describe the role of the linker