A.LongConsumer

B.BiFunction

C.Supplier

D.ToDoubleFunction

A.6910 3

B.10126 3

C.3

D.6104 3

A.Option C

B.Option A

C.Option D

D.Option B

A.Option D

B.Option A

C.Option C

D.Option B

A.A, because it sends exactly the value of user provided by the calling code.

B.B, because all values provided by the calling code should be enquoted.

C.A and B are functionally equivalent.

D.A, because it is unnecessary to enclose identifiers in quotes.

E.B, because enquoting values provided by the calling code prevents SQL injection.