A.300

B.Exception

C.200

D.100

A.Add extends GeneralException on line 1.
Add extends Exception on line 2.

B.Add extends SpecificException on line 1.
Add extends GeneralException on line 2.

C.Add extends Exception on line 1.
Add extends Exception on line 2.

D.Add extends Exception on line 1.
Add extends GeneralException on line 2.

A.double totalSalary = list.stream().map(e > e.getSalary() * ratio).reduce (bo).ifPresent (p > p.doubleValue());

B.double totalSalary = list.stream().mapToDouble(e > e.getSalary() * ratio).sum;

C.double totalSalary = list.stream().map(Employee::getSalary * ratio).reduce (bo).orElse(0.0);

D.double totalSalary = list.stream().mapToDouble(e > e.getSalary() * ratio).reduce(starts, bo);

A.g

B.j

C.B

D.e

E.A

F.i

G.f

H.h

I.d

J.c

A.improves application robustness

B.easier to expose implementation details

C.improves security and maintainability

D.easier to understand the Java language

E.easier to build a custom runtime linking application modules and JDK modules