The verb is underlined in the sentence. what principal part is the verb?

leaves change their colors in the fall.

a.
present participle

b.
past

c.
present

d.
past participle

Which statement accurately describes a difference between the declarationof independence and the u.s. constitution? a. the u.s. constitution established rules for the u.s. government,while the declaration of independence did not.b. the u.s. constitution listed the colonists' reasons for rebellingagainst great britain, while the declaration of independence didnot.c. the u.s. constitution is based on ideals from the enlightenment,while the declaration of independence is not.0d. the u.s. constitution created a very weak central government,while the declaration of independence created a strong one.

What are the similarities and differences between byzantine empire and kiev russia

Match each model with its name and the name of the scientist who created it.