I believe it is C,
senioritis is a internal factor and not an external one.
It involves chromosomal abnormality; w<span>hen the condition is caused by trisomy 21, (down syndrome), the </span>chromosomal abnormality<span> occurs as a random event during the formation of reproductive cells in a parent. The </span>abnormality<span> usually occurs in egg cells, but it occasionally occurs in sperm cells.
I hope this answers your question. =)</span>
Watch with a timer would be the most useful for monitoring your heart rate
Answer:
rely on others to find the job for you is what not to do while looking for a job.
Explanation:
