Comprehension Passage

Directions: In a certain coding system,

P + Q means P is either smaller than or equal to Q

P × Q means P is neither smaller than nor equal to Q

P ÷ Q means P is neither smaller than nor greater than Q

P ∑ Q means P is not smaller than Q

P % Q means P is neither greater nor equal to Q

Based on the information provided above, answer the following questions.

Statements: A + B, B × C, C ∑ D, D ÷ E

Conclusions:

1) A ÷ D

2) C ÷ A

3) B % E
4) C ∑ E

Only a follows

Only b follows

Only c follows

Only d follows

All follow