Choose the correct one from the options given below to complete the sentence.
If I had seen anything strange, -------------------- ?
A. I will let you know
B. I would have let you know
C. I would let you know
D. I will have let you know
Gold, as well as iron, ____________________ (be) found in Mexico.
(Use the correct form of the verb given in brackets, to fill up the blank, choose from the options below)