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Determine which of the following are valid identifiers. If invalid, explain why. Valid / Invalid Identifiers (a) recordl (b) 1record (c) file_3 (d) return

Determine which of the following are valid identifiers. If invalid, explain why. Valid / Invalid Identifiers (a) recordl (b) 1record (c) file_3 (d) return (e) Stax (f) name name and address (h) name_and_address (1) name-and-address (1) 123-45-6789 Give Reasons if INVALID

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