PART III. Summative Evaluation Directions. Read each item carefully and choose the letter of the correct answer. Write your answer on a separate sheet of paper.
1. What is a well - defined group or a collection of objects that share common characteristics?
a. subset
b. cardinality
C. set
d. null set
2. Union of sets are elements of two or more sets.
a. combined
b. the same
c. number of
d. empty
3. Which of the following does not belong to the group?
a. list of handsome students
c. the vowels in the English alphabet
b. days of the week
d. Covid 19 variant in the Philippines
4. What is the cardinality of the given set.
a. 5
b. 6
c. 4
d. 3 5.​