In a monohybrid cross, the pink flowered Snapdragon is crossed with Red flowered Snapdragon plant. The offspring of the cross shows

• A

  Formation of Red, Pink and White flowered plants in the ratio of 1 : 2 : 1 ratio

• B

  Formation of only heterozygous Red flowered plants 

• C

  Formation of Red and Pink flowered plants in 1 : 1 ratio 

• D

  Formation of heterozygous and homozygous Red flowered plants in 1 : 1 ratio