Explanation:
amphibians have smooth, sticky wet and highly porous skin to perform various functions.
reptiles have a dry, hard and scaly skin, which guards them in harsh conditions.
amphibians lay their eggs in water and cover them with gel.
reptiles lay their eggs on land and have a hard protective shell.
The ear cavity (which is affected in infectious otitis) is connected by a duct (the Eustachian tube) to the nasopharynx located behind the nasal fossae.
Otitis is related to a bacterial or viral infection, which most often contaminating the middle ear as a result of rhino-sinusitis or rhino-pharyngitis by borrowing the Eustachian tube or vice versa (otitis media evolving towards a pharyngitis).
1. They combine to form electrons
2. it's a compound because it will be able to cure a disease
The answer for the question is B.