How do you set these TWO punnet squares? I’ll do the side questions myself but I need help with setting the square so please help me!! But any inappropriate answers will be reported

the answer is c) an oak tree

during expiration the diaphragm relaxes, which causes the diaphragm to move downwards. the contraction of diaphragm increases the space for expansion of lungs. hence, the diaphragm relaxes and positioned downward during expiration.

answerhygroscopic;