Cancers that affect supportive or connective tissue are classified as
a. carcinomas
b. leukemias
c. lymphomas
d. sarcomas

The best answer is D.

Cancers that develop in connective tissue cells are classified as  Sarcomas. A tumor grows in soft connective or supportive tissues. Examples of connective tissues are bones and muscles.

There are two further classifications of sarcomas.

Osteosarcoma - a malignant tumor grows in the bones.

Soft tissue sarcoma - a malignant tumor grows in the muscles, nerves, fibrous tissues, blood vessels, or deep skin tissues.

Sarcomas are rare compared to Carcinomas. Although they are rare, there are about 50  various classifications of sarcoma.

The answer is D

Explanation:

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