Answer:
a. or the length of daylight
Explanation:
pho·to·pe·ri·od
/ˈfōdōˌpirēəd/
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nounBOTANY•ZOOLOGY
the period of time each day during which an organism receives illumination; day length.
( this is the definition )
Answer:
The length of daylight, or also the way the plants grow. depends on what school program you use. Hope it helps :)
Explanation:
