Micturition
Micturition, part of the urinary process, is where the urine flows from the ureter to the urethra for excretion. This process is done because of the smooth muscles that are present in the vessels of the urethra from the bladder.
I would say D. beginning, early proficient and advanced competence as it is to do with throwing so is a physical skill so can be described in these ways according to the level of proficiency or competence exhibited by the sports person.
His immune system is exhibiting an allergy to pollen called Hayfever...hope this helps :))) x