Choose the best answer among A, B, C or D that best completes each sentence

A. Wildlife

B. Biodiversity

C. Challenge

D. Investigation

A. who

B. whose

C. which

D. whom

A. must be given

B. shouldn’t be given

C. mustn’t be given

D. can be given

A. to

B. for

C. with

D. in

A. the/ Ø

B. the/ the

C. an/ the

D. Ø/ the

A.  Would you like

B. How about

C. Why don't we

D. Let's

A. lived

B. would live

C. had lived

D. lives

A. has built

B. have built 

C. has been built

D. have been built

A. fascinates

B. fascinating

C. fascinated

D. fascinate

A. who

B. whom

C. whose

D. which