In second marriages, couples are older and tend to be
a. more realistic
b. more romantic
c. less cautious
d. less flexible

correct option is a.  more realistic

Explanation:

we know that marriage is legally relationship between a husband and a wife

and some for of marriage are

1 Arranged marriage

2 Civil marriage

3 Common law marriage

4 Boston marriage

5 Berdache marriage

and in second marriage

age and experience will be more

so as they age, they have gained experience from their past life

so we can say that in second marriages old couples tend to be more realistic

so correct option is a.  more realistic

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

but there is no

i guess you forgot putting it.