The options provided for the question above are as follows:
A. Respiratory tract illnesses
B. Skin infection
C. Acute infectious diaherea
D. Intestinal infections.
The correction option is A.
Respiratory tract illnesses account for the majority of sickness that occur in child care settings. Such infection include those that affect the lower and the upper respiratory tracts; examples include: otitis media, sinusitis, bronchiolitis, pneumonia, etc. Children who attend out of home child care has greater risk of contacting these diseases.
Basically ionic bonds can be formed between a metal atom and something called a radical ion. The radical ion could have covalent bonds within themselves, for example, CO3- is a radical ion.
The answer is C. olfactory receptors
The answer to number two is true