Read the following sentence: My ultimate goal as a swimmer is to compete at the national level.

Which of the following correctly describes the verbal and its function in this sentence?

a
To compete is an infinitive doing the job of a noun.

b
To compete is a gerund acting as a noun.

c
To compete is an infinitive doing the work of an adjective.

d
To compete is an infinitive doing the work of an adverb.

tsd is temerature dependent sex determination.

tsd: it is a type of environmental sex determination in which the temperature experienced during embryonic/ larval development (ambient temperature for development) determine the sex of the offspring.

crocodile displays the tsd where the ambient temperature of the developing egg determines the individual's sex. for example in the american alligator's eggs, incubation at 33 ºc produces mostly males, while incubation at 30 ºc produces mostly females. so if the american alligator's egg will get the ambient temperature (33 degree celcius)during embryonic development from egg, the offspring will be male and same for the female sex determination.

answerparathyroid gland;