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Identify the correct statement

[A].	A metal which is brittle in tension at room temperature can become ductile in the presence of notches	[B].	A metal which is brittle in tension t room presence of embrittlement agents such as hydrogen
[C].	A metal which is ductile in tension at room temperature can become brittle in the presence of notches	[D].	A metal which is ductile in tension at room temperature can become brittle under gradual rate of loading
[E].	None of the above

Answer: Option C