Consider the following statement (s) about frequency I.It is describes as the number of waves that pass a fixed place in a given amount of time. II.It is measured in the hertz unit, named in honour of the 19th-century German physicist Heinrich Rudolf Hertz. Which is/are correct statement (s)?

Consider the following statement (s) about frequency I.It is describe

1.	Consider the following statement (s) about frequency I.It is describes as the number of waves that pass a fixed place in a given amount of time. II.It is measured in the hertz unit, named in honour of the 19th-century German physicist Heinrich Rudolf Hertz. Which is/are correct statement (s)?
A.	Only I
B.	Only II
C.	Both I & II
D.	All of the above
Answer» D. All of the above