Four subjects- Physics, Chemistry, Mathematics and Biology-were taught in four consecutive periods of one hour each starting from 00 am. At what time was the Chemistry period scheduled? I. Mathematics period ended at 00 am., which was preceded by biology II. Physics was schedule in the last period. III. Mathematics period was immediately followed by Chemistry.

A Only I

B Only II

C Only II and III

D Only I and either II or III

Solution

Correct Answer: Option D

Solution

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