Which of the following statements are correct? (i) M agnesium competes with iron and manganese f...

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Which of the following statements are correct?
(i) M agnesium competes with iron and manganese for uptake and with iron for binding with enzymes.
(ii) Magnesium inhibit calcium translocation in shoot apex.
(iii) Excess of manganesemay inducedeficiencies of iron, magnesium and calcium.
(iv) Symptoms of manganese toxicity may actually be the deficiency symptoms of iron, magnesium and calcium.
(A) (i), (ii) and (iii)
(B) (i) and (ii)
(C) (iii) and (iv)
(D) (ii), (iii) and (iv)
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