Write the names of the diseases caused due to deficiency of vitamines ${}^{\prime }{A}^{\prime }$ and vitamines ${}^{\prime }{B}^{\prime }$?

the deficiency of vitamin '$A$' causes night blindness, growth retardation, dryness of skin and hair.

The deficiency of vitamin ′$B_1$′ causes beriberi,irregular heartbeat and edema.
The deficiency of vitamin ′$B_2$′ causes inflammation of tongue, drying of lips and at corners of mouth, cheilosis.

The deficiency of vitamin ′$B_3$′ causes pellagra,mental confusion,insomnia,dermatitis.
The deficiency of vitamin ′$B_5$′ can result in acne and paresthesia.
The deficiency of vitamin ′$B_6$′ causes convulsions, failure to gain weight, mental changes, derangement of enzymes,epilepsy.
The deficiency of vitamin ′$B_{12}$′ causes anaemia, degradation of spinal cord.