Sara is 33 years younger than Rolando. The sum of their ages is 105. Select the system of equations if Sara’s age is represented by S and Rolando’s age is represented by R. Group of answer choices

A. S+R=105
S=R−33

B. S+R=105
S=R+33

C. S+R=105
R−S=33

D. S+R=33
S=R−105

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