Choose the best answer:
  
1. Read the given statements and select the correct ones.

a. Punnet square is help to identify the dominant and recessive genes present in the DNA.
b. Punnet square is help to identify the abnormal chromosomal numbers or structures.
c. Punnet square is a graphical representation used to calculate all possible genotypes of offspring from a genetic cross.
d. Punnet square is a graphical representation used to calculate F1 generation of the monohybrid cross.

2. Identify the correct pairing of a gene along with their names.