Answer: The correct answer is-
C.) TTYY
Genotype corresponds to the genetic makeup of an organism ( presented by gene variants, which are called alleles) that depicts particular morphological characteristic in the organism.
As per the information given in this question, one of the pea plants studied by the botanist is tall ( depicted by T allele ) and has yellow flowers ( depicted by Y allele).
Thus, the genotype of the plant that she is studying would be TTYY.
Therefore, option C) is the right answer.
