This energy source also provides us with products such as ink, eyeglasses, and tires. a. coal b. crude oil c. natural gas d. methane

The correct answer is option B. "crude oil".

Explanation:

Crude oil was one of the first energy sources used for the production of electricity. Besides of its use as energy source, crude oil provides us with products such as ink, eyeglasses, and tires. Lower crude oil is used for some inks used for printing purposes; eyeglasses and sunglasses are considered petroleum based products for its need of crude oil; and crude oil is the primary raw material for the manufacturing of tires.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle