I want the answer for 2 questions.

26. Consider the set S=xER*a, where R is the set of reals. Determine which x+2 one of the following statements about S is correct. A) Sis bounded below but not above and infS-2 B) Sis bounded above but not below and supS = 1 C) Sis bounded both below and above with infS= -2, supS = 1 D) Sis neither bounded below nor above mn 27. Consider the set S= 1m , n are natural numbers. Then determine which 1+m+n one of the following statements is correct. AYSis a bounded set B) Sis bounded below with infS = but not bounded above C) Sis bounded above with supS = 1 but not below D) Sis neither bounded below nor above