Increased environmental _____ has led to a greater demand of recycled paper.

• resources

• experimentation

• investigation

• awareness

A series of financial disasters ____ in the collapse of the country's largest bank.

• culminated

• launched

• lacked

• underestimated

It was an interesting book, full of fascinating _____ into human relationships.

• projects

• insights

• procedures

• guidelines

These results demonstrate the ____ of our business model.

• replacement

• data

• robustness

• modification

It was thought that he had committed the crime but there was not ____ evidence to convict him.

• modified

• meaningless

• sufficient

• increasing

She ____ the winner of the competition to an excited audience.

• represented

• improved

• announced

• designed

Council services are subject to close ____ to ensure their efficiency.

• warning

• trial

• research

• scrutiny

Her latest film has _____ a lot of interest.

• generated

• led to

• introduced

• produced

I prefer teaching methods that actively ____ students in learning.

• welcome

• involve

• reveal

• use

Emergency workers at the site are still unable to ____ the cause of the explosion.

• order

• show

• control

• pinpoint