Please answer all odd questions starting with 85

For Problems 85-92, use the Venn diagram below to name the set whose elements are found in the given region(s). U R S II III IV 85. I, II 86. I, III 87. I 88. I, II, III 89. II 90. III 91. IV 92. II, III, IV For Problems 93-100, let U represent the universal set and let set Z represent any unknown set. Answer true or false for each question. 93. Zno=0 94. ZUU = Z 95. ZOZ' =0 96. ZUZ' =U 97. Z - Z' =0 98. Ocz 99. U- Z = Z' 100. Z' - Z = Z' KNOW? is commonly thought of as the foundation for mathematical systems. T of set theory was originated by Georg Cantor in the 1870s in German