What was the primary method used by researchers to

Statements:       Some news are telecasts.

All telecasts are satellites.

All satellites are emissions.

Statements:

No plant is a tree.

No tree is a shrub.

No shrub is a herb.

Statements: All boxes are cups.

All chairs are cups.

All cups are mirrors.

All tables are mirrors.

Statements:

Only White are Grey

No Blue are Black

All Blue are White

Conclusion:

I. Some Blue can be Grey

Statements:

No television is a magazine.

Some magazines are radios.

Some radios are newspapers.

Statements-

1.All bulbs are tubes.

2.Some tubes are knives.

3.All knives are frames.

4.Some frames are bulbs.

Statements: 

All Markets are Stocks.

Only a few Stocks are Share.

Some Share are not Returns.

Conclusions:

Statements:

All Skirts are Shirts

Some Shirts are not Socks.

All Socks are Belts.

Conclusions: