B because they both talk about education. Kennedy is more specific
Whitman sees death as a renewing the earth, while Dickinson views death as spiritual rebirth.
for your first question it should be soft
2. it should be B. because it has more information than A
3. understanding the signs of the zodiac
4. the source is outdated, it has too little information, and has information on irrelevant meanings
Hope this helped!!
It’s just ‘is’ because ‘are’ is mainly used for plural