Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Deficiency symptoms tend to appear first in young parts when .........., ............., absents in soil - Sarthaks eConnect
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Deficiency symptoms tend to appear first in young parts when .........., ............., absents in soil:

A.

Nitrogen, Potassium

B.

Magnesium , Potassium

C.

Sulphur , Calcium

D.

Zinc , Calcium