Many states were unwilling to sign the constitution

a.
because it gave too much power to the states
b.
because it had borrowed too many ideas from the english magna carta,
c.
unless it gave universal suffrage
d.
unless it included a bill of rights

b. after i get up in the morning,

explanation:

after is a subordinating conjunction that introduces a time clause. time clauses are dependent clauses used to indicate when something happened.

the clause "after i get up in the morning" tells when the action in the main clause (drinking a cup of coffee) happens:

"after i get up in the morning, i drink a cup of coffee." it is the most logical choice of all.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering