Ivana is studying insect life cycles. She placed a male and a female gnat inside a terrarium. The female gnat laid eggs, Ivana
observed and recorded all of the stages she saw the eggs go through. Her results are shown in the table below.
Stage Time in Stage
egg 24 hours
larva 7 days
pupa 6 days
adult 2 weeks
Which of the following is a valid conclusion that Ivana can draw from her data?
A. Agnat generally does not live for more than 1 week.
B. Agnat completes its life cycle in about 1 month.
C. Agnat life cycle has more than five stages.
D. Agnat is a crustacean, not an insect.