Rewrite sentences without changing the meaning

We use USB stick to store data.

A. Because of 

B. Because

C. Though

D. Despite

A. I won’t be rewarded if I passed the English test.

B. I won’t be rewarded if I pass the English test.

C. I will be rewarded if I passed the English test

D. I will be rewarded if I pass the English test.

A. The telephone was invented by Alexander Graham Bell.

B. The telephone be invented by Alexander Graham Bell.

C. The telephone is invented of Alexander Graham Bell.

D. The telephone was invented of Alexander Graham Bell.

A. The aeroplane is considered one the greatest inventions in our history.

B. The aeroplane considered one greatest inventions in our history.

C. The aeroplane is considered one of the greatest inventions in our history.

D. The aeroplane considered one of the greatest inventions in our history.

A. A dolphin can to swim and stay underwater for a long time.

B. A dolphin can swim but stay underwater for a long time.

C. A dolphin can swim and stay underwater in a long time.

D. A dolphin can swim and stay underwater for a long time.

A. Math

B. Mathematics

C. Mathematician

D. Maths