The answer is D, the other answers are subtracting and multiplying.
Nostalgia = "Often in thought go up and down The pleasant streets of that dear old town, And my youth comes back to me
Resentment = Not everlastingly while others sleep Shall we beguile their limbs with mellow flute, Not always bend to some more subtle brute; We were not made eternally to weep
Resilience = "They send me to eat in the kitchen When company comes, But I laugh, And eat well, And grow strong"
Hope = Tomorrow I'll be at the table When company comes
The verb <em>to cost </em>is C. linking irregular weak verb.
It is irregular because its past form is not formed with -ed, but: cost - cost - cost. It is linking because it links the subject with its price.