A. 2
B. 3
C. 4
D. 5
Explanation :There are four esters with the molecular formula C4H8O2.
A. 2
B. 3
C. 4
D. 5
A. Class Time Table
B. Teaching Content
C. Both A and B
D. Supervision
A. Ductless glands
B. Family background
C. School
D. All of These
A. Planning
B. Organizing
C. Direction
D. All of These
A. Process of integrating efforts of personnel
B. Utilizing appropriate materials
C. Promote effectively the development of human qualities
D. All of These
A. Ministic
B. Manistic
C. Mfnistic
D. Mcnistic
A. Management
B. Organization
C. Administration
D. Supervision
A. Lack of Interest in Syllabus
B. Ineffective Teacher
C. Poor Method of Teaching
D. All of These
A. Flexibility
B. Coordination of efforts
C. Variety
D. Ruthless Master
A. To come to school casually
B. To leave the school forever
C. To readmit the school
D. To play truant from class