+S2s*a(z5N/q1d3w2B Joan is____.7o'o1{:t.U1t/L0{7v-?5P+F
A. Mary's and Jack sister7o'o1{:t.U1t/L0{7v-?5P+F
B. Mary and Jack's sister7o'o1{:t.U1t/L0{7v-?5P+F
C. Mary and Jack sister7o'o1{:t.U1t/L0{7v-?5P+F
D. Mary's and Jack's sister7o'o1{:t.U1t/L0{7v-?5P+F