Question

read the passage. then answer the question.
in the spring, bees begin making honey. thats when flowers make nectar, a sugary juice. bees bring this nectar back to their beehives, where it is stored in a honeycomb. for the next four to six months, the honeycomb causes the nectar to evaporate. this leaves behind the sweet, thick honey. in the fall, a beehive can yield 65 pounds of extra honey. this means beekeepers are able to harvest the extra honey to sell. shoppers really enjoy eating honey, which makes beekeeping an important business.
highlight a sentence that tells why bees begin making honey in the spring.
in the spring, bees begin making honey. thats when flowers make nectar, a sugary juice. bees bring this nectar back to their beehives, where it is stored in a honeycomb.

Explanation:

The question asks for the reason bees start making honey in spring. The passage states that in spring, flowers make nectar (a sugary juice), which is the raw material for honey. So the sentence "That's when flowers make nectar, a sugary juice." explains why bees begin making honey in spring.

Answer:

That's when flowers make nectar, a sugary juice.