In the given curved road, if particle is released from \( A \), then which of the following stat...

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In the given curved road, if particle is released from \( A \), then which of the following statement(s) is/are correct?
(a) Kinetic energy at \( B \) must be \( m g h \).
(b) Kinetic energy at \( B \) must be zero.
(c) Kinetic energy at \( B \) must be less than \( m g h \).
(d) Kinetic energy at \( B \) must not be equal to zero.
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