Who Is at the Greatest Risk of a Heart Attack

Who is at the greatest risk of a heart attack?

A) Forrest, who has high levels of LDLs and low levels of HDLs
B) Ted, who has low level of LDLs and high levels of HDLs
C) Samuel, who has low levels of both LDLs and HDLs
D) Gary, who has high levels of both LDLs and HDLs