Consider the following statements about early test design:
i. early test design can prevent fault multiplication
ii. faults found during early test design are more expensive to fix
iii. early test design can find faults
iv. early test design can cause changes to the requirements
v. early test design normally takes more effort
a) i, iii & iv are true; ii & v are false
b) iii & iv are true; i, ii & v are false
c) i, iii, iv & v are true; ii is false
d) i & ii are true; iii, iv & v are false